745154516664 has 32 divisors (see below), whose sum is σ = 2069873658000. Its totient is φ = 248384838816.

The previous prime is 745154516647. The next prime is 745154516681. The reversal of 745154516664 is 466615451547.

It is an interprime number because it is at equal distance from previous prime (745154516647) and next prime (745154516681).

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

It is a self number, because there is not a number n which added to its sum of digits gives 745154516664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1724894499 + ... + 1724894930.

Almost surely, 2^745154516664 is an apocalyptic number.

It is an amenable number.

745154516664 is an abundant number, since it is smaller than the sum of its proper divisors (1324719141336).

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

745154516664 is a wasteful number, since it uses less digits than its factorization.

745154516664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3449789444 (or 3449789434 counting only the distinct ones).

The product of its digits is 12096000, while the sum is 54.

The spelling of 745154516664 in words is "seven hundred forty-five billion, one hundred fifty-four million, five hundred sixteen thousand, six hundred sixty-four".