748664746161 has 16 divisors (see below), whose sum is σ = 1006046548416. Its totient is φ = 495211527936.

The previous prime is 748664746153. The next prime is 748664746177. The reversal of 748664746161 is 161647466847.

It is a happy number.

It is not a de Polignac number, because 748664746161 - 2³ = 748664746153 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 748664746095 and 748664746104.

It is not an unprimeable number, because it can be changed into a prime (748664746561) 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, 1694500 + ... + 2090133.

It is an arithmetic number, because the mean of its divisors is an integer number (62877909276).

Almost surely, 2^748664746161 is an apocalyptic number.

It is an amenable number.

748664746161 is a deficient number, since it is larger than the sum of its proper divisors (257381802255).

748664746161 is a wasteful number, since it uses less digits than its factorization.

748664746161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3785152.

The product of its digits is 32514048, while the sum is 60.

The spelling of 748664746161 in words is "seven hundred forty-eight billion, six hundred sixty-four million, seven hundred forty-six thousand, one hundred sixty-one".