42665926544136 has 96 divisors (see below), whose sum is σ = 133295418210240. Its totient is φ = 12076337003904.

The previous prime is 42665926544107. The next prime is 42665926544141. The reversal of 42665926544136 is 63144562956624.

42665926544136 is a `hidden beast` number, since 4 + 2 + 6 + 6 + 59 + 2 + 6 + 544 + 1 + 36 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 395528391 + ... + 395636246.

It is an arithmetic number, because the mean of its divisors is an integer number (1388493939690).

Almost surely, 2^{42665926544136} is an apocalyptic number.

It is an amenable number.

42665926544136 is an abundant number, since it is smaller than the sum of its proper divisors (90629491666104).

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

42665926544136 is a wasteful number, since it uses less digits than its factorization.

42665926544136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791164763 (or 791164756 counting only the distinct ones).

The product of its digits is 223948800, while the sum is 63.

The spelling of 42665926544136 in words is "forty-two trillion, six hundred sixty-five billion, nine hundred twenty-six million, five hundred forty-four thousand, one hundred thirty-six".