21373577133034 has 32 divisors (see below), whose sum is σ = 36803038187520. Its totient is φ = 9119493562032.

The previous prime is 21373577132953. The next prime is 21373577133071. The reversal of 21373577133034 is 43033177537312.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3975727 + ... + 7652029.

It is an arithmetic number, because the mean of its divisors is an integer number (1150094943360).

Almost surely, 2^{21373577133034} is an apocalyptic number.

21373577133034 is a deficient number, since it is larger than the sum of its proper divisors (15429461054486).

21373577133034 is a wasteful number, since it uses less digits than its factorization.

21373577133034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3678154.

The product of its (nonzero) digits is 3333960, while the sum is 49.

The spelling of 21373577133034 in words is "twenty-one trillion, three hundred seventy-three billion, five hundred seventy-seven million, one hundred thirty-three thousand, thirty-four".