2156734062 has 24 divisors (see below), whose sum is σ = 5340484656. Its totient is φ = 616209696.

The previous prime is 2156734009. The next prime is 2156734067. The reversal of 2156734062 is 2604376512.

2156734062 is a `hidden beast` number, since 2 + 1 + 567 + 34 + 0 + 62 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2156734067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8558343 + ... + 8558594.

It is an arithmetic number, because the mean of its divisors is an integer number (222520194).

Almost surely, 2^2156734062 is an apocalyptic number.

2156734062 is an abundant number, since it is smaller than the sum of its proper divisors (3183750594).

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

2156734062 is a wasteful number, since it uses less digits than its factorization.

2156734062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17116952 (or 17116949 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 2156734062 is about 46440.6509644299. The cubic root of 2156734062 is about 1292.0089807419.

The spelling of 2156734062 in words is "two billion, one hundred fifty-six million, seven hundred thirty-four thousand, sixty-two".