5138748403524 has 72 divisors (see below), whose sum is σ = 13024240440120. Its totient is φ = 1708351488000.

The previous prime is 5138748403499. The next prime is 5138748403549. The reversal of 5138748403524 is 4253048478315.

5138748403524 is a `hidden beast` number, since 5 + 1 + 3 + 8 + 74 + 8 + 40 + 3 + 524 = 666.

It is an interprime number because it is at equal distance from previous prime (5138748403499) and next prime (5138748403549).

It can be written as a sum of positive squares in 4 ways, for example, as 940962081024 + 4197786322500 = 970032^2 + 2048850^2 .

It is a super-3 number, since 3×5138748403524³ (a number of 39 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

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, 94225384 + ... + 94279904.

It is an arithmetic number, because the mean of its divisors is an integer number (180892228335).

Almost surely, 2^{5138748403524} is an apocalyptic number.

It is an amenable number.

5138748403524 is an abundant number, since it is smaller than the sum of its proper divisors (7885492036596).

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

5138748403524 is a wasteful number, since it uses less digits than its factorization.

5138748403524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61461 (or 61456 counting only the distinct ones).

The product of its (nonzero) digits is 12902400, while the sum is 54.

The spelling of 5138748403524 in words is "five trillion, one hundred thirty-eight billion, seven hundred forty-eight million, four hundred three thousand, five hundred twenty-four".