136962408021 has 8 divisors (see below), whose sum is σ = 182623008960. Its totient is φ = 91305039552.

The previous prime is 136962408019. The next prime is 136962408031. The reversal of 136962408021 is 120804269631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 136962408021 - 2¹ = 136962408019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136962408001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 707460 + ... + 880013.

It is an arithmetic number, because the mean of its divisors is an integer number (22827876120).

Almost surely, 2^136962408021 is an apocalyptic number.

It is an amenable number.

136962408021 is a deficient number, since it is larger than the sum of its proper divisors (45660600939).

136962408021 is a wasteful number, since it uses less digits than its factorization.

136962408021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1616235.

The product of its (nonzero) digits is 124416, while the sum is 42.

The spelling of 136962408021 in words is "one hundred thirty-six billion, nine hundred sixty-two million, four hundred eight thousand, twenty-one".