42745631353136 has 80 divisors (see below), whose sum is σ = 84988376645760. Its totient is φ = 20820563343360.

The previous prime is 42745631353133. The next prime is 42745631353169. The reversal of 42745631353136 is 63135313654724.

It is not an unprimeable number, because it can be changed into a prime (42745631353133) 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, 134084135 + ... + 134402553.

It is an arithmetic number, because the mean of its divisors is an integer number (1062354708072).

Almost surely, 2^{42745631353136} is an apocalyptic number.

It is an amenable number.

42745631353136 is a deficient number, since it is larger than the sum of its proper divisors (42242745292624).

42745631353136 is a wasteful number, since it uses less digits than its factorization.

42745631353136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319882 (or 319876 counting only the distinct ones).

The product of its digits is 16329600, while the sum is 53.

The spelling of 42745631353136 in words is "forty-two trillion, seven hundred forty-five billion, six hundred thirty-one million, three hundred fifty-three thousand, one hundred thirty-six".