57449204604 has 144 divisors (see below), whose sum is σ = 160958563584. Its totient is φ = 17132083200.

The previous prime is 57449204597. The next prime is 57449204623. The reversal of 57449204604 is 40640294475.

It is a super-2 number, since 2×57449204604² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 57449204604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6644124 + ... + 6652764.

Almost surely, 2^57449204604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57449204604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80479281792).

57449204604 is an abundant number, since it is smaller than the sum of its proper divisors (103509358980).

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

57449204604 is a wasteful number, since it uses less digits than its factorization.

57449204604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8928 (or 8923 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 57449204604 in words is "fifty-seven billion, four hundred forty-nine million, two hundred four thousand, six hundred four".