2154457016 has 16 divisors (see below), whose sum is σ = 4148786040. Its totient is φ = 1048114080.

The previous prime is 2154457013. The next prime is 2154457021. The reversal of 2154457016 is 6107544512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2154457013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3638990 + ... + 3639581.

Almost surely, 2^2154457016 is an apocalyptic number.

It is an amenable number.

2154457016 is a deficient number, since it is larger than the sum of its proper divisors (1994329024).

2154457016 is a wasteful number, since it uses less digits than its factorization.

2154457016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7278614 (or 7278610 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 2154457016 is about 46416.1288347057. The cubic root of 2154457016 is about 1291.5541263549.

The spelling of 2154457016 in words is "two billion, one hundred fifty-four million, four hundred fifty-seven thousand, sixteen".