136621543470510 has 64 divisors (see below), whose sum is σ = 374759761231872. Its totient is φ = 31225582626816.

The previous prime is 136621543470497. The next prime is 136621543470541. The reversal of 136621543470510 is 15074345126631.

It is a super-2 number, since 2×136621543470510² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 136621543470510.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19912947 + ... + 25879886.

It is an arithmetic number, because the mean of its divisors is an integer number (5855621269248).

Almost surely, 2^{136621543470510} is an apocalyptic number.

136621543470510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136621543470510 is an abundant number, since it is smaller than the sum of its proper divisors (238138217761362).

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

136621543470510 is a wasteful number, since it uses less digits than its factorization.

136621543470510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45807057.

The product of its (nonzero) digits is 1814400, while the sum is 48.

The spelling of 136621543470510 in words is "one hundred thirty-six trillion, six hundred twenty-one billion, five hundred forty-three million, four hundred seventy thousand, five hundred ten".