164021426634410 has 16 divisors (see below), whose sum is σ = 297049847502816. Its totient is φ = 65206064084688.

The previous prime is 164021426634409. The next prime is 164021426634451. The reversal of 164021426634410 is 14436624120461.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50313319424 + ... + 50313322683.

It is an arithmetic number, because the mean of its divisors is an integer number (18565615468926).

Almost surely, 2^{164021426634410} is an apocalyptic number.

164021426634410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164021426634410 is a deficient number, since it is larger than the sum of its proper divisors (133028420868406).

164021426634410 is a wasteful number, since it uses less digits than its factorization.

164021426634410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100626642277.

The product of its (nonzero) digits is 663552, while the sum is 44.

The spelling of 164021426634410 in words is "one hundred sixty-four trillion, twenty-one billion, four hundred twenty-six million, six hundred thirty-four thousand, four hundred ten".