2151064044682 has 12 divisors (see below), whose sum is σ = 3753387261810. Its totient is φ = 921884590536.

The previous prime is 2151064044667. The next prime is 2151064044719. The reversal of 2151064044682 is 2864404601512.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1110053995281 + 1041010049401 = 1053591^2 + 1020299^2 .

It is a super-2 number, since 2×2151064044682² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10974816457 + ... + 10974816652.

Almost surely, 2^{2151064044682} is an apocalyptic number.

2151064044682 is a deficient number, since it is larger than the sum of its proper divisors (1602323217128).

2151064044682 is a wasteful number, since it uses less digits than its factorization.

2151064044682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21949633125 (or 21949633118 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 43.

The spelling of 2151064044682 in words is "two trillion, one hundred fifty-one billion, sixty-four million, forty-four thousand, six hundred eighty-two".