6452261290971 has 24 divisors (see below), whose sum is σ = 9339266074320. Its totient is φ = 4292593531200.

The previous prime is 6452261290949. The next prime is 6452261290987. The reversal of 6452261290971 is 1790921622546.

It is a happy number.

6452261290971 is a `hidden beast` number, since 6 + 4 + 5 + 2 + 261 + 290 + 97 + 1 = 666.

It is not a de Polignac number, because 6452261290971 - 2¹⁹ = 6452260766683 is a prime.

It is a super-2 number, since 2×6452261290971² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6452261290771) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8279665 + ... + 9025373.

It is an arithmetic number, because the mean of its divisors is an integer number (389136086430).

Almost surely, 2^{6452261290971} is an apocalyptic number.

6452261290971 is a deficient number, since it is larger than the sum of its proper divisors (2887004783349).

6452261290971 is a wasteful number, since it uses less digits than its factorization.

6452261290971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747707 (or 747704 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The spelling of 6452261290971 in words is "six trillion, four hundred fifty-two billion, two hundred sixty-one million, two hundred ninety thousand, nine hundred seventy-one".