136445736140046 has 48 divisors (see below), whose sum is σ = 300810082875120. Its totient is φ = 44686205884800.

The previous prime is 136445736139991. The next prime is 136445736140057. The reversal of 136445736140046 is 640041637544631.

136445736140046 is a `hidden beast` number, since 1 + 3 + 6 + 4 + 4 + 573 + 61 + 4 + 0 + 0 + 4 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 136445736139974 and 136445736140001.

It is a congruent number.

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, 33756405 + ... + 37581728.

It is an arithmetic number, because the mean of its divisors is an integer number (6266876726565).

Almost surely, 2^{136445736140046} is an apocalyptic number.

136445736140046 is an abundant number, since it is smaller than the sum of its proper divisors (164364346735074).

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

136445736140046 is a wasteful number, since it uses less digits than its factorization.

136445736140046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71340001 (or 71339998 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 54.

The spelling of 136445736140046 in words is "one hundred thirty-six trillion, four hundred forty-five billion, seven hundred thirty-six million, one hundred forty thousand, forty-six".