6557425070560 has 576 divisors, whose sum is σ = 19706764492800. Its totient is φ = 2043459145728.

The previous prime is 6557425070557. The next prime is 6557425070587. The reversal of 6557425070560 is 650705247556.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a junction number, because it is equal to n+sod(n) for n = 6557425070498 and 6557425070507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3727926961 + ... + 3727928719.

It is an arithmetic number, because the mean of its divisors is an integer number (34213132800).

Almost surely, 2^{6557425070560} 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 6557425070560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9853382246400).

6557425070560 is an abundant number, since it is smaller than the sum of its proper divisors (13149339422240).

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

6557425070560 is a wasteful number, since it uses less digits than its factorization.

6557425070560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2343 (or 2328 counting only the distinct ones).

The product of its (nonzero) digits is 8820000, while the sum is 52.

The spelling of 6557425070560 in words is "six trillion, five hundred fifty-seven billion, four hundred twenty-five million, seventy thousand, five hundred sixty".