75377449080 has 96 divisors (see below), whose sum is σ = 246621024000. Its totient is φ = 19965735168.

The previous prime is 75377449057. The next prime is 75377449099. The reversal of 75377449080 is 8094477357.

75377449080 is a `hidden beast` number, since 7 + 5 + 3 + 7 + 74 + 490 + 80 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 648984 + ... + 756263.

It is an arithmetic number, because the mean of its divisors is an integer number (2568969000).

Almost surely, 2^75377449080 is an apocalyptic number.

It is an amenable number.

75377449080 is an abundant number, since it is smaller than the sum of its proper divisors (171243574920).

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

75377449080 is a wasteful number, since it uses less digits than its factorization.

75377449080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405413 (or 1405406 counting only the distinct ones).

The product of its (nonzero) digits is 5927040, while the sum is 54.

The spelling of 75377449080 in words is "seventy-five billion, three hundred seventy-seven million, four hundred forty-nine thousand, eighty".