2891629137674 has 16 divisors (see below), whose sum is σ = 4567982796000. Its totient is φ = 1369043291664.

The previous prime is 2891629137673. The next prime is 2891629137703. The reversal of 2891629137674 is 4767319261982.

It is a super-2 number, since 2×2891629137674² (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 2891629137674.

It is not an unprimeable number, because it can be changed into a prime (2891629137673) 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, 18693449 + ... + 18847500.

It is an arithmetic number, because the mean of its divisors is an integer number (285498924750).

Almost surely, 2^{2891629137674} is an apocalyptic number.

2891629137674 is a deficient number, since it is larger than the sum of its proper divisors (1676353658326).

2891629137674 is a wasteful number, since it uses less digits than its factorization.

2891629137674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37542997.

The product of its digits is 54867456, while the sum is 65.

The spelling of 2891629137674 in words is "two trillion, eight hundred ninety-one billion, six hundred twenty-nine million, one hundred thirty-seven thousand, six hundred seventy-four".