631150216 has 64 divisors (see below), whose sum is σ = 1251993600. Its totient is φ = 297960768.

The previous prime is 631150213. The next prime is 631150217. The reversal of 631150216 is 612051136.

It is not an unprimeable number, because it can be changed into a prime (631150213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1665115 + ... + 1665493.

It is an arithmetic number, because the mean of its divisors is an integer number (19562400).

Almost surely, 2^631150216 is an apocalyptic number.

It is an amenable number.

631150216 is a deficient number, since it is larger than the sum of its proper divisors (620843384).

631150216 is a wasteful number, since it uses less digits than its factorization.

631150216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578 (or 574 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 631150216 is about 25122.7031985015. The cubic root of 631150216 is about 857.7832833986.

The spelling of 631150216 in words is "six hundred thirty-one million, one hundred fifty thousand, two hundred sixteen".