1493199090432 has 1728 divisors, whose sum is σ = 5669759047680. Its totient is φ = 382588157952.

The previous prime is 1493199090391. The next prime is 1493199090437. The reversal of 1493199090432 is 2340909913941.

1493199090432 is a `hidden beast` number, since 1 + 4 + 9 + 31 + 9 + 90 + 90 + 432 = 666.

It is a tau number, because it is divible by the number of its divisors (1728).

It is a super-2 number, since 2×1493199090432² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (1493199090437) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 15393805008 + ... + 15393805104.

It is an arithmetic number, because the mean of its divisors is an integer number (3281110560).

Almost surely, 2^{1493199090432} is an apocalyptic number.

1493199090432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1493199090432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2834879523840).

1493199090432 is an abundant number, since it is smaller than the sum of its proper divisors (4176559957248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1493199090432 is an equidigital number, since it uses as much as digits as its factorization.

1493199090432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240 (or 214 counting only the distinct ones).

The product of its (nonzero) digits is 1889568, while the sum is 54.

The spelling of 1493199090432 in words is "one trillion, four hundred ninety-three billion, one hundred ninety-nine million, ninety thousand, four hundred thirty-two".