2161626536022 has 32 divisors (see below), whose sum is σ = 4363968172032. Its totient is φ = 713773708704.

The previous prime is 2161626535997. The next prime is 2161626536039. The reversal of 2161626536022 is 2206356261612.

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, 1674528 + ... + 2669699.

It is an arithmetic number, because the mean of its divisors is an integer number (136374005376).

Almost surely, 2^{2161626536022} is an apocalyptic number.

2161626536022 is an abundant number, since it is smaller than the sum of its proper divisors (2202341636010).

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

2161626536022 is a wasteful number, since it uses less digits than its factorization.

2161626536022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4345012.

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 2161626536022 in words is "two trillion, one hundred sixty-one billion, six hundred twenty-six million, five hundred thirty-six thousand, twenty-two".