5140139476 has 6 divisors (see below), whose sum is σ = 8995244090. Its totient is φ = 2570069736.

The previous prime is 5140139449. The next prime is 5140139491. The reversal of 5140139476 is 6749310415.

It can be written as a sum of positive squares in only one way, i.e., 4253648400 + 886491076 = 65220^2 + 29774^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 642517431 + ... + 642517438.

Almost surely, 2^5140139476 is an apocalyptic number.

It is an amenable number.

5140139476 is a deficient number, since it is larger than the sum of its proper divisors (3855104614).

5140139476 is a wasteful number, since it uses less digits than its factorization.

5140139476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285034873 (or 1285034871 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 5140139476 is about 71694.7660293274. The cubic root of 5140139476 is about 1725.8046488692.

The spelling of 5140139476 in words is "five billion, one hundred forty million, one hundred thirty-nine thousand, four hundred seventy-six".