845748177142 has 32 divisors (see below), whose sum is σ = 1401912779904. Its totient is φ = 379450276800.

The previous prime is 845748177133. The next prime is 845748177179. The reversal of 845748177142 is 241771847548.

It is a super-2 number, since 2×845748177142² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1779898 + ... + 2204434.

It is an arithmetic number, because the mean of its divisors is an integer number (43809774372).

Almost surely, 2^845748177142 is an apocalyptic number.

845748177142 is a deficient number, since it is larger than the sum of its proper divisors (556164602762).

845748177142 is a wasteful number, since it uses less digits than its factorization.

845748177142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425724.

The product of its digits is 14049280, while the sum is 58.

The spelling of 845748177142 in words is "eight hundred forty-five billion, seven hundred forty-eight million, one hundred seventy-seven thousand, one hundred forty-two".