2251151313466 has 64 divisors (see below), whose sum is σ = 3941107249536. Its totient is φ = 953016064000.

The previous prime is 2251151313391. The next prime is 2251151313493. The reversal of 2251151313466 is 6643131511522.

It is a super-2 number, since 2×2251151313466² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75646446 + ... + 75676198.

It is an arithmetic number, because the mean of its divisors is an integer number (61579800774).

Almost surely, 2^{2251151313466} is an apocalyptic number.

2251151313466 is a deficient number, since it is larger than the sum of its proper divisors (1689955936070).

2251151313466 is a wasteful number, since it uses less digits than its factorization.

2251151313466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31887.

The product of its digits is 129600, while the sum is 40.

Adding to 2251151313466 its reverse (6643131511522), we get a palindrome (8894282824988).

The spelling of 2251151313466 in words is "two trillion, two hundred fifty-one billion, one hundred fifty-one million, three hundred thirteen thousand, four hundred sixty-six".