1658016213 has 32 divisors (see below), whose sum is σ = 2627727360. Its totient is φ = 910128960.

The previous prime is 1658016197. The next prime is 1658016221. The reversal of 1658016213 is 3126108561.

It is not a de Polignac number, because 1658016213 - 2⁴ = 1658016197 is a prime.

It is a super-2 number, since 2×1658016213² = 5498035525141722738, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1658016293) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47878 + ... + 74888.

It is an arithmetic number, because the mean of its divisors is an integer number (82116480).

Almost surely, 2^1658016213 is an apocalyptic number.

It is an amenable number.

1658016213 is a deficient number, since it is larger than the sum of its proper divisors (969711147).

1658016213 is a wasteful number, since it uses less digits than its factorization.

1658016213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27137.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 1658016213 is about 40718.7452287027. The cubic root of 1658016213 is about 1183.5762929987.

The spelling of 1658016213 in words is "one billion, six hundred fifty-eight million, sixteen thousand, two hundred thirteen".