4931732081645 has 16 divisors (see below), whose sum is σ = 5995665893952. Its totient is φ = 3893760501120.

The previous prime is 4931732081621. The next prime is 4931732081651. The reversal of 4931732081645 is 5461802371394.

It is not a de Polignac number, because 4931732081645 - 2²² = 4931727887341 is a prime.

It is a super-3 number, since 3×4931732081645³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

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, 5839391 + ... + 6630380.

It is an arithmetic number, because the mean of its divisors is an integer number (374729118372).

It is a 1-persistent number, because it is pandigital, but 2⋅4931732081645 = 9863464163290 is not.

Almost surely, 2^{4931732081645} is an apocalyptic number.

It is an amenable number.

4931732081645 is a deficient number, since it is larger than the sum of its proper divisors (1063933812307).

4931732081645 is a wasteful number, since it uses less digits than its factorization.

4931732081645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12470812.

The product of its (nonzero) digits is 4354560, while the sum is 53.

The spelling of 4931732081645 in words is "four trillion, nine hundred thirty-one billion, seven hundred thirty-two million, eighty-one thousand, six hundred forty-five".