5631145356 has 24 divisors (see below), whose sum is σ = 13259886640. Its totient is φ = 1859827392.

The previous prime is 5631145339. The next prime is 5631145411. The reversal of 5631145356 is 6535411365.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2151271 + ... + 2153886.

Almost surely, 2^5631145356 is an apocalyptic number.

It is an amenable number.

5631145356 is an abundant number, since it is smaller than the sum of its proper divisors (7628741284).

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

5631145356 is a wasteful number, since it uses less digits than its factorization.

5631145356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4305273 (or 4305271 counting only the distinct ones).

The product of its digits is 162000, while the sum is 39.

The square root of 5631145356 is about 75040.9578563600. The cubic root of 5631145356 is about 1779.0940721055.

The spelling of 5631145356 in words is "five billion, six hundred thirty-one million, one hundred forty-five thousand, three hundred fifty-six".