57077007500 has 60 divisors (see below), whose sum is σ = 125470536576. Its totient is φ = 22711080000.

The previous prime is 57077007497. The next prime is 57077007503. The reversal of 57077007500 is 570077075.

It is an interprime number because it is at equal distance from previous prime (57077007497) and next prime (57077007503).

It is not an unprimeable number, because it can be changed into a prime (57077007503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 417734 + ... + 537266.

Almost surely, 2^57077007500 is an apocalyptic number.

57077007500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57077007500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62735268288).

57077007500 is an abundant number, since it is smaller than the sum of its proper divisors (68393529076).

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

57077007500 is a wasteful number, since it uses less digits than its factorization.

57077007500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119748 (or 119731 counting only the distinct ones).

The product of its (nonzero) digits is 60025, while the sum is 38.

The spelling of 57077007500 in words is "fifty-seven billion, seventy-seven million, seven thousand, five hundred".