78152047563732 has 24 divisors (see below), whose sum is σ = 182621768557536. Its totient is φ = 26012540962848.

The previous prime is 78152047563727. The next prime is 78152047563817. The reversal of 78152047563732 is 23736574025187.

It is a super-2 number, since 2×78152047563732² (a number of 29 digits) contains 22 as substring.

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, 4767686263 + ... + 4767702654.

It is an arithmetic number, because the mean of its divisors is an integer number (7609240356564).

Almost surely, 2^{78152047563732} is an apocalyptic number.

It is an amenable number.

78152047563732 is an abundant number, since it is smaller than the sum of its proper divisors (104469720993804).

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

78152047563732 is a wasteful number, since it uses less digits than its factorization.

78152047563732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9535389607 (or 9535389605 counting only the distinct ones).

The product of its (nonzero) digits is 59270400, while the sum is 60.

The spelling of 78152047563732 in words is "seventy-eight trillion, one hundred fifty-two billion, forty-seven million, five hundred sixty-three thousand, seven hundred thirty-two".