57445577554476 has 24 divisors (see below), whose sum is σ = 137662375041520. Its totient is φ = 18630998125632.

The previous prime is 57445577554471. The next prime is 57445577554493. The reversal of 57445577554476 is 67445577554475.

It is a junction number, because it is equal to n+sod(n) for n = 57445577554398 and 57445577554407.

It is not an unprimeable number, because it can be changed into a prime (57445577554471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64690965271 + ... + 64690966158.

Almost surely, 2^{57445577554476} is an apocalyptic number.

It is an amenable number.

57445577554476 is an abundant number, since it is smaller than the sum of its proper divisors (80216797487044).

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

57445577554476 is a wasteful number, since it uses less digits than its factorization.

57445577554476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129381931473 (or 129381931471 counting only the distinct ones).

The product of its digits is 11524800000, while the sum is 75.

Subtracting 57445577554476 from its reverse (67445577554475), we obtain a palindrome (9999999999999).

The spelling of 57445577554476 in words is "fifty-seven trillion, four hundred forty-five billion, five hundred seventy-seven million, five hundred fifty-four thousand, four hundred seventy-six".