53357607729 has 12 divisors (see below), whose sum is σ = 77225331456. Its totient is φ = 35501016312.

The previous prime is 53357607727. The next prime is 53357607739. The reversal of 53357607729 is 92770675335.

53357607729 is a `hidden beast` number, since 5 + 3 + 3 + 5 + 7 + 607 + 7 + 29 = 666.

It is not a de Polignac number, because 53357607729 - 2¹ = 53357607727 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53357607727) 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 11 ways as a sum of consecutive naturals, for example, 5888737 + ... + 5897790.

It is an arithmetic number, because the mean of its divisors is an integer number (6435444288).

Almost surely, 2^53357607729 is an apocalyptic number.

It is an amenable number.

53357607729 is a deficient number, since it is larger than the sum of its proper divisors (23867723727).

53357607729 is a wasteful number, since it uses less digits than its factorization.

53357607729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11787036 (or 11787033 counting only the distinct ones).

The product of its (nonzero) digits is 8334900, while the sum is 54.

The spelling of 53357607729 in words is "fifty-three billion, three hundred fifty-seven million, six hundred seven thousand, seven hundred twenty-nine".