746845161548646 has 16 divisors (see below), whose sum is σ = 1493691379762608. Its totient is φ = 248948211072000.

The previous prime is 746845161548593. The next prime is 746845161548653. The reversal of 746845161548646 is 646845161548647.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34686955 + ... + 51931446.

It is an arithmetic number, because the mean of its divisors is an integer number (93355711235163).

Almost surely, 2^{746845161548646} is an apocalyptic number.

746845161548646 is an abundant number, since it is smaller than the sum of its proper divisors (746846218213962).

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

746845161548646 is a wasteful number, since it uses less digits than its factorization.

746845161548646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88055447.

The product of its digits is 3715891200, while the sum is 75.

Subtracting from 746845161548646 its reverse (646845161548647), we obtain a palindrome (99999999999999).

The spelling of 746845161548646 in words is "seven hundred forty-six trillion, eight hundred forty-five billion, one hundred sixty-one million, five hundred forty-eight thousand, six hundred forty-six".