4212156357 has 16 divisors (see below), whose sum is σ = 6247334080. Its totient is φ = 2804908176.

The previous prime is 4212156343. The next prime is 4212156373. The reversal of 4212156357 is 7536512124.

4212156357 is a `hidden beast` number, since 4 + 2 + 1 + 2 + 15 + 635 + 7 = 666.

4212156357 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4212156357 - 2⁷ = 4212156229 is a prime.

It is a super-2 number, since 2×4212156357² = 35484522351631022898, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4212151357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64498 + ... + 112179.

It is an arithmetic number, because the mean of its divisors is an integer number (390458380).

Almost surely, 2^4212156357 is an apocalyptic number.

It is an amenable number.

4212156357 is a deficient number, since it is larger than the sum of its proper divisors (2035177723).

4212156357 is a wasteful number, since it uses less digits than its factorization.

4212156357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177569 (or 177563 counting only the distinct ones).

The product of its digits is 50400, while the sum is 36.

The square root of 4212156357 is about 64901.1275479864. The cubic root of 4212156357 is about 1614.9837668304.

The spelling of 4212156357 in words is "four billion, two hundred twelve million, one hundred fifty-six thousand, three hundred fifty-seven".