136552021533456 has 40 divisors (see below), whose sum is σ = 354299823002880. Its totient is φ = 45318574828416.

The previous prime is 136552021533449. The next prime is 136552021533463. The reversal of 136552021533456 is 654335120255631.

It is an interprime number because it is at equal distance from previous prime (136552021533449) and next prime (136552021533463).

It is a super-2 number, since 2×136552021533456² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 136552021533399 and 136552021533408.

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, 6211416480 + ... + 6211438463.

It is an arithmetic number, because the mean of its divisors is an integer number (8857495575072).

Almost surely, 2^{136552021533456} is an apocalyptic number.

136552021533456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

136552021533456 is an abundant number, since it is smaller than the sum of its proper divisors (217747801469424).

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

136552021533456 is a wasteful number, since it uses less digits than its factorization.

136552021533456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12422855183 (or 12422855177 counting only the distinct ones).

The product of its (nonzero) digits is 9720000, while the sum is 51.

The spelling of 136552021533456 in words is "one hundred thirty-six trillion, five hundred fifty-two billion, twenty-one million, five hundred thirty-three thousand, four hundred fifty-six".