2157416316 has 48 divisors (see below), whose sum is σ = 6101786880. Its totient is φ = 653762160.

The previous prime is 2157416299. The next prime is 2157416321. The reversal of 2157416316 is 6136147512.

2157416316 is a `hidden beast` number, since 2 + 15 + 7 + 4 + 1 + 631 + 6 = 666.

2157416316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 906816 + ... + 909191.

It is an arithmetic number, because the mean of its divisors is an integer number (127120560).

Almost surely, 2^2157416316 is an apocalyptic number.

It is an amenable number.

2157416316 is an abundant number, since it is smaller than the sum of its proper divisors (3944370564).

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

2157416316 is a wasteful number, since it uses less digits than its factorization.

2157416316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1816031 (or 1816023 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 2157416316 is about 46447.9958232861. The cubic root of 2157416316 is about 1292.1452029708.

The spelling of 2157416316 in words is "two billion, one hundred fifty-seven million, four hundred sixteen thousand, three hundred sixteen".