2102087169406 has 32 divisors (see below), whose sum is σ = 3851968877568. Its totient is φ = 840707482560.

The previous prime is 2102087169353. The next prime is 2102087169431. The reversal of 2102087169406 is 6049617802012.

It is a Harshad number since it is a multiple of its sum of digits (46).

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, 79599250 + ... + 79625653.

It is an arithmetic number, because the mean of its divisors is an integer number (120374027424).

Almost surely, 2^{2102087169406} is an apocalyptic number.

2102087169406 is a deficient number, since it is larger than the sum of its proper divisors (1749881708162).

2102087169406 is a wasteful number, since it uses less digits than its factorization.

2102087169406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159224976.

The product of its (nonzero) digits is 290304, while the sum is 46.

The spelling of 2102087169406 in words is "two trillion, one hundred two billion, eighty-seven million, one hundred sixty-nine thousand, four hundred six".