5131229650 has 24 divisors (see below), whose sum is σ = 9564833124. Its totient is φ = 2048030400.

The previous prime is 5131229627. The next prime is 5131229669. The reversal of 5131229650 is 569221315.

It can be written as a sum of positive squares in 6 ways, for example, as 754216369 + 4377013281 = 27463^2 + 66159^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88257 + ... + 134356.

Almost surely, 2^5131229650 is an apocalyptic number.

5131229650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5131229650 is a deficient number, since it is larger than the sum of its proper divisors (4433603474).

5131229650 is a wasteful number, since it uses less digits than its factorization.

5131229650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223086 (or 223081 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 34.

The square root of 5131229650 is about 71632.6018653518. The cubic root of 5131229650 is about 1724.8069125051.

The spelling of 5131229650 in words is "five billion, one hundred thirty-one million, two hundred twenty-nine thousand, six hundred fifty".