4953971815633 has 4 divisors (see below), whose sum is σ = 4965465950208. Its totient is φ = 4942477681060.

The previous prime is 4953971815601. The next prime is 4953971815669. The reversal of 4953971815633 is 3365181793594.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4953971815633 - 2⁵ = 4953971815601 is a prime.

It is a super-2 number, since 2×4953971815633² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4953971815673) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 5747066641 + ... + 5747067502.

It is an arithmetic number, because the mean of its divisors is an integer number (1241366487552).

Almost surely, 2^{4953971815633} is an apocalyptic number.

It is an amenable number.

4953971815633 is a deficient number, since it is larger than the sum of its proper divisors (11494134575).

4953971815633 is a wasteful number, since it uses less digits than its factorization.

4953971815633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11494134574.

The product of its digits is 73483200, while the sum is 64.

It can be divided in two parts, 4953971 and 815633, that added together give a square (5769604 = 2402²).

The spelling of 4953971815633 in words is "four trillion, nine hundred fifty-three billion, nine hundred seventy-one million, eight hundred fifteen thousand, six hundred thirty-three".