135921714619746 has 32 divisors (see below), whose sum is σ = 296558987010048. Its totient is φ = 41188048543440.

The previous prime is 135921714619741. The next prime is 135921714619763. The reversal of 135921714619746 is 647916417129531.

It is a super-3 number, since 3×135921714619746³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is not an unprimeable number, because it can be changed into a prime (135921714619741) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 862546 + ... + 16510221.

It is an arithmetic number, because the mean of its divisors is an integer number (9267468344064).

Almost surely, 2^{135921714619746} is an apocalyptic number.

135921714619746 is an abundant number, since it is smaller than the sum of its proper divisors (160637272390302).

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

135921714619746 is a wasteful number, since it uses less digits than its factorization.

135921714619746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17491326.

The product of its digits is 68584320, while the sum is 66.

The spelling of 135921714619746 in words is "one hundred thirty-five trillion, nine hundred twenty-one billion, seven hundred fourteen million, six hundred nineteen thousand, seven hundred forty-six".