5136621600 has 144 divisors (see below), whose sum is σ = 18239770080. Its totient is φ = 1245235200.

The previous prime is 5136621583. The next prime is 5136621613. The reversal of 5136621600 is 61266315.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70885 + ... + 123684.

It is an arithmetic number, because the mean of its divisors is an integer number (126665070).

Almost surely, 2^5136621600 is an apocalyptic number.

5136621600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5136621600 is an abundant number, since it is smaller than the sum of its proper divisors (13103148480).

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

5136621600 is a wasteful number, since it uses less digits than its factorization.

5136621600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194603 (or 194590 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 5136621600 is about 71670.2281285612. The cubic root of 5136621600 is about 1725.4108494187.

Adding to 5136621600 its reverse (61266315), we get a palindrome (5197887915).

The spelling of 5136621600 in words is "five billion, one hundred thirty-six million, six hundred twenty-one thousand, six hundred".