52477072749 has 32 divisors (see below), whose sum is σ = 79152768000. Its totient is φ = 34352055792.

The previous prime is 52477072673. The next prime is 52477072751. The reversal of 52477072749 is 94727077425.

52477072749 is a `hidden beast` number, since 524 + 7 + 7 + 0 + 72 + 7 + 49 = 666.

It is not a de Polignac number, because 52477072749 - 2⁸ = 52477072493 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52477072695 and 52477072704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52477072789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1394422 + ... + 1431560.

It is an arithmetic number, because the mean of its divisors is an integer number (2473524000).

Almost surely, 2^52477072749 is an apocalyptic number.

52477072749 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

It is an amenable number.

52477072749 is a deficient number, since it is larger than the sum of its proper divisors (26675695251).

52477072749 is a wasteful number, since it uses less digits than its factorization.

52477072749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38094 (or 38088 counting only the distinct ones).

The product of its (nonzero) digits is 6914880, while the sum is 54.

The spelling of 52477072749 in words is "fifty-two billion, four hundred seventy-seven million, seventy-two thousand, seven hundred forty-nine".