745239601842 has 16 divisors (see below), whose sum is σ = 1491995471040. Its totient is φ = 248160489392.

The previous prime is 745239601823. The next prime is 745239601859. The reversal of 745239601842 is 248106932547.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63171417 + ... + 63183212.

It is an arithmetic number, because the mean of its divisors is an integer number (93249716940).

It is a 1-persistent number, because it is pandigital, but 2⋅745239601842 = 1490479203684 is not.

Almost surely, 2^745239601842 is an apocalyptic number.

745239601842 is an abundant number, since it is smaller than the sum of its proper divisors (746755869198).

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

745239601842 is a wasteful number, since it uses less digits than its factorization.

745239601842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126355617.

The product of its (nonzero) digits is 2903040, while the sum is 51.

The spelling of 745239601842 in words is "seven hundred forty-five billion, two hundred thirty-nine million, six hundred one thousand, eight hundred forty-two".