4644961297731 has 24 divisors (see below), whose sum is σ = 7141868370000. Its totient is φ = 2900697288192.

The previous prime is 4644961297661. The next prime is 4644961297733. The reversal of 4644961297731 is 1377921694464.

4644961297731 is a `hidden beast` number, since 4 + 6 + 4 + 4 + 9 + 612 + 9 + 7 + 7 + 3 + 1 = 666.

It is not a de Polignac number, because 4644961297731 - 2¹⁴ = 4644961281347 is a prime.

It is a super-2 number, since 2×4644961297731² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4644961297733) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152588806 + ... + 152619243.

It is an arithmetic number, because the mean of its divisors is an integer number (297577848750).

Almost surely, 2^{4644961297731} is an apocalyptic number.

4644961297731 is a deficient number, since it is larger than the sum of its proper divisors (2496907072269).

4644961297731 is a wasteful number, since it uses less digits than its factorization.

4644961297731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305208163 (or 305208160 counting only the distinct ones).

The product of its digits is 54867456, while the sum is 63.

The spelling of 4644961297731 in words is "four trillion, six hundred forty-four billion, nine hundred sixty-one million, two hundred ninety-seven thousand, seven hundred thirty-one".