135959777370 has 80 divisors (see below), whose sum is σ = 377373731328. Its totient is φ = 35086387680.

The previous prime is 135959777353. The next prime is 135959777389. The reversal of 135959777370 is 73777959531.

135959777370 is a `hidden beast` number, since 1 + 3 + 5 + 9 + 597 + 7 + 7 + 37 + 0 = 666.

It is a super-2 number, since 2×135959777370² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 135959777298 and 135959777307.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2682174 + ... + 2732393.

Almost surely, 2^135959777370 is an apocalyptic number.

135959777370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135959777370 is an abundant number, since it is smaller than the sum of its proper divisors (241413953958).

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

135959777370 is a wasteful number, since it uses less digits than its factorization.

135959777370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5414617 (or 5414608 counting only the distinct ones).

The product of its (nonzero) digits is 43758225, while the sum is 63.

The spelling of 135959777370 in words is "one hundred thirty-five billion, nine hundred fifty-nine million, seven hundred seventy-seven thousand, three hundred seventy".