75740144904 has 64 divisors (see below), whose sum is σ = 221462424000. Its totient is φ = 23917939200.

The previous prime is 75740144903. The next prime is 75740144929. The reversal of 75740144904 is 40944104757.

It is a self number, because there is not a number n which added to its sum of digits gives 75740144904.

It is not an unprimeable number, because it can be changed into a prime (75740144903) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9223497 + ... + 9231704.

It is an arithmetic number, because the mean of its divisors is an integer number (3460350375).

Almost surely, 2^75740144904 is an apocalyptic number.

It is an amenable number.

75740144904 is an abundant number, since it is smaller than the sum of its proper divisors (145722279096).

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

75740144904 is a wasteful number, since it uses less digits than its factorization.

75740144904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18455235 (or 18455225 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The spelling of 75740144904 in words is "seventy-five billion, seven hundred forty million, one hundred forty-four thousand, nine hundred four".