53736856907198 has 32 divisors (see below), whose sum is σ = 82625067645120. Its totient is φ = 26204150488320.

The previous prime is 53736856907191. The next prime is 53736856907213. The reversal of 53736856907198 is 89170965863735.

It is a super-2 number, since 2×53736856907198² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53736856907191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6656186 + ... + 12319842.

It is an arithmetic number, because the mean of its divisors is an integer number (2582033363910).

Almost surely, 2^{53736856907198} is an apocalyptic number.

53736856907198 is a deficient number, since it is larger than the sum of its proper divisors (28888210737922).

53736856907198 is a wasteful number, since it uses less digits than its factorization.

53736856907198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5664452.

The product of its (nonzero) digits is 2057529600, while the sum is 77.

The spelling of 53736856907198 in words is "fifty-three trillion, seven hundred thirty-six billion, eight hundred fifty-six million, nine hundred seven thousand, one hundred ninety-eight".