6125564064021 has 8 divisors (see below), whose sum is σ = 8167444775520. Its totient is φ = 4083696364272.

The previous prime is 6125564063953. The next prime is 6125564064023. The reversal of 6125564064021 is 1204604655216.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6125564064021 - 2¹¹ = 6125564061973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6125564064023) 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, 2095651 + ... + 4079568.

It is an arithmetic number, because the mean of its divisors is an integer number (1020930596940).

Almost surely, 2^{6125564064021} is an apocalyptic number.

It is an amenable number.

6125564064021 is a deficient number, since it is larger than the sum of its proper divisors (2041880711499).

6125564064021 is a wasteful number, since it uses less digits than its factorization.

6125564064021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6505875.

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 6125564064021 in words is "six trillion, one hundred twenty-five billion, five hundred sixty-four million, sixty-four thousand, twenty-one".