75402730371516 has 12 divisors (see below), whose sum is σ = 175939704200232. Its totient is φ = 25134243457168.

The previous prime is 75402730371503. The next prime is 75402730371607. The reversal of 75402730371516 is 61517303720457.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3141780432135 + ... + 3141780432158.

It is an arithmetic number, because the mean of its divisors is an integer number (14661642016686).

Almost surely, 2^{75402730371516} is an apocalyptic number.

It is an amenable number.

75402730371516 is an abundant number, since it is smaller than the sum of its proper divisors (100536973828716).

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

75402730371516 is a wasteful number, since it uses less digits than its factorization.

75402730371516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6283560864300 (or 6283560864298 counting only the distinct ones).

The product of its (nonzero) digits is 3704400, while the sum is 51.

The spelling of 75402730371516 in words is "seventy-five trillion, four hundred two billion, seven hundred thirty million, three hundred seventy-one thousand, five hundred sixteen".