136551373740720 has 240 divisors, whose sum is σ = 460125155730240. Its totient is φ = 36291601760256.

The previous prime is 136551373740707. The next prime is 136551373740737. The reversal of 136551373740720 is 27047373155631.

136551373740720 is a `hidden beast` number, since 1 + 3 + 6 + 55 + 137 + 37 + 407 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is a super-2 number, since 2×136551373740720² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 269388952 + ... + 269895368.

It is an arithmetic number, because the mean of its divisors is an integer number (1917188148876).

Almost surely, 2^{136551373740720} is an apocalyptic number.

136551373740720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136551373740720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (230062577865120).

136551373740720 is an abundant number, since it is smaller than the sum of its proper divisors (323573781989520).

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

136551373740720 is a wasteful number, since it uses less digits than its factorization.

136551373740720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507692 (or 507683 counting only the distinct ones).

The product of its (nonzero) digits is 11113200, while the sum is 54.

The spelling of 136551373740720 in words is "one hundred thirty-six trillion, five hundred fifty-one billion, three hundred seventy-three million, seven hundred forty thousand, seven hundred twenty".