53763611387500 has 72 divisors (see below), whose sum is σ = 134400426509664. Its totient is φ = 18433238160000.

The previous prime is 53763611387477. The next prime is 53763611387501. The reversal of 53763611387500 is 578311636735.

It is a happy number.

It is a super-2 number, since 2×53763611387500² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53763611387501) 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, 307133137 + ... + 307308136.

It is an arithmetic number, because the mean of its divisors is an integer number (1866672590412).

Almost surely, 2^{53763611387500} is an apocalyptic number.

53763611387500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

53763611387500 is an abundant number, since it is smaller than the sum of its proper divisors (80636815122164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53763611387500 is an equidigital number, since it uses as much as digits as its factorization.

53763611387500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614441309 (or 614441287 counting only the distinct ones).

The product of its (nonzero) digits is 9525600, while the sum is 55.

The spelling of 53763611387500 in words is "fifty-three trillion, seven hundred sixty-three billion, six hundred eleven million, three hundred eighty-seven thousand, five hundred".