2158057607612 has 48 divisors (see below), whose sum is σ = 4031804044800. Its totient is φ = 1007729190720.

The previous prime is 2158057607591. The next prime is 2158057607627. The reversal of 2158057607612 is 2167067508512.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69177314 + ... + 69208502.

It is an arithmetic number, because the mean of its divisors is an integer number (83995917600).

Almost surely, 2^{2158057607612} is an apocalyptic number.

It is an amenable number.

2158057607612 is a deficient number, since it is larger than the sum of its proper divisors (1873746437188).

2158057607612 is a wasteful number, since it uses less digits than its factorization.

2158057607612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44106 (or 44104 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 50.

The spelling of 2158057607612 in words is "two trillion, one hundred fifty-eight billion, fifty-seven million, six hundred seven thousand, six hundred twelve".