6525466004451 has 64 divisors (see below), whose sum is σ = 9483914419200. Its totient is φ = 3978381851136.

The previous prime is 6525466004443. The next prime is 6525466004467. The reversal of 6525466004451 is 1544006645256.

It is a happy number.

It is not a de Polignac number, because 6525466004451 - 2³ = 6525466004443 is a prime.

It is a super-2 number, since 2×6525466004451² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6525466004451.

It is not an unprimeable number, because it can be changed into a prime (6525466004251) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 622832025 + ... + 622842501.

It is an arithmetic number, because the mean of its divisors is an integer number (148186162800).

Almost surely, 2^{6525466004451} is an apocalyptic number.

6525466004451 is a deficient number, since it is larger than the sum of its proper divisors (2958448414749).

6525466004451 is a wasteful number, since it uses less digits than its factorization.

6525466004451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13548.

The product of its (nonzero) digits is 3456000, while the sum is 48.

The spelling of 6525466004451 in words is "six trillion, five hundred twenty-five billion, four hundred sixty-six million, four thousand, four hundred fifty-one".