1493139533480 has 256 divisors, whose sum is σ = 4058636544000. Its totient is φ = 483567436800.

The previous prime is 1493139533443. The next prime is 1493139533497. The reversal of 1493139533480 is 843359313941.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 101078495 + ... + 101093265.

It is an arithmetic number, because the mean of its divisors is an integer number (15854049000).

Almost surely, 2^{1493139533480} is an apocalyptic number.

1493139533480 is a gapful number since it is divisible by the number (10) 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 1493139533480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2029318272000).

1493139533480 is an abundant number, since it is smaller than the sum of its proper divisors (2565497010520).

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

1493139533480 is a wasteful number, since it uses less digits than its factorization.

1493139533480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15088 (or 15084 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 53.

The spelling of 1493139533480 in words is "one trillion, four hundred ninety-three billion, one hundred thirty-nine million, five hundred thirty-three thousand, four hundred eighty".