746138777145 has 32 divisors (see below), whose sum is σ = 1269096958080. Its totient is φ = 373263782400.

The previous prime is 746138777089. The next prime is 746138777149. The reversal of 746138777145 is 541777831647.

It is not a de Polignac number, because 746138777145 - 2²⁴ = 746121999929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (746138777149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12931764 + ... + 12989333.

It is an arithmetic number, because the mean of its divisors is an integer number (39659279940).

Almost surely, 2^746138777145 is an apocalyptic number.

It is an amenable number.

746138777145 is a deficient number, since it is larger than the sum of its proper divisors (522958180935).

746138777145 is a wasteful number, since it uses less digits than its factorization.

746138777145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25921225.

The product of its digits is 27659520, while the sum is 60.

The spelling of 746138777145 in words is "seven hundred forty-six billion, one hundred thirty-eight million, seven hundred seventy-seven thousand, one hundred forty-five".