2106994951038 has 32 divisors (see below), whose sum is σ = 4230630439200. Its totient is φ = 699558543360.

The previous prime is 2106994951027. The next prime is 2106994951111. The reversal of 2106994951038 is 8301594996012.

It is a congruent 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, 39832728 + ... + 39885588.

It is an arithmetic number, because the mean of its divisors is an integer number (132207201225).

Almost surely, 2^{2106994951038} is an apocalyptic number.

2106994951038 is an abundant number, since it is smaller than the sum of its proper divisors (2123635488162).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2106994951038 is a wasteful number, since it uses less digits than its factorization.

2106994951038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78972.

The product of its (nonzero) digits is 4199040, while the sum is 57.

The spelling of 2106994951038 in words is "two trillion, one hundred six billion, nine hundred ninety-four million, nine hundred fifty-one thousand, thirty-eight".