5132612640 has 48 divisors (see below), whose sum is σ = 16167731328. Its totient is φ = 1368696576.

The previous prime is 5132612629. The next prime is 5132612707. The reversal of 5132612640 is 462162315.

It is a tau number, because it is divible by the number of its divisors (48).

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

It is a junction number, because it is equal to n+sod(n) for n = 5132612598 and 5132612607.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5345992 + ... + 5346951.

It is an arithmetic number, because the mean of its divisors is an integer number (336827736).

Almost surely, 2^5132612640 is an apocalyptic number.

It is an amenable number.

5132612640 is an abundant number, since it is smaller than the sum of its proper divisors (11035118688).

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

5132612640 is a wasteful number, since it uses less digits than its factorization.

5132612640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10692961 (or 10692953 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 5132612640 is about 71642.2545708885. The cubic root of 5132612640 is about 1724.9618575897.

Adding to 5132612640 its reverse (462162315), we get a palindrome (5594774955).

The spelling of 5132612640 in words is "five billion, one hundred thirty-two million, six hundred twelve thousand, six hundred forty".