1493758074468 has 24 divisors (see below), whose sum is σ = 3802293280800. Its totient is φ = 452653961920.

The previous prime is 1493758074467. The next prime is 1493758074481. The reversal of 1493758074468 is 8644708573941.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a junction number, because it is equal to n+sod(n) for n = 1493758074399 and 1493758074408.

It is not an unprimeable number, because it can be changed into a prime (1493758074467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5658174393 + ... + 5658174656.

It is an arithmetic number, because the mean of its divisors is an integer number (158428886700).

Almost surely, 2^{1493758074468} is an apocalyptic number.

It is an amenable number.

1493758074468 is an abundant number, since it is smaller than the sum of its proper divisors (2308535206332).

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

1493758074468 is a wasteful number, since it uses less digits than its factorization.

1493758074468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11316349067 (or 11316349065 counting only the distinct ones).

The product of its (nonzero) digits is 162570240, while the sum is 66.

The spelling of 1493758074468 in words is "one trillion, four hundred ninety-three billion, seven hundred fifty-eight million, seventy-four thousand, four hundred sixty-eight".