4231950156 has 36 divisors (see below), whose sum is σ = 12225634512. Its totient is φ = 1209128544.

The previous prime is 4231950143. The next prime is 4231950157. The reversal of 4231950156 is 6510591324.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 4231950156.

It is not an unprimeable number, because it can be changed into a prime (4231950157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8396475 + ... + 8396978.

Almost surely, 2^4231950156 is an apocalyptic number.

It is an amenable number.

4231950156 is an abundant number, since it is smaller than the sum of its proper divisors (7993684356).

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

4231950156 is a wasteful number, since it uses less digits than its factorization.

4231950156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16793470 (or 16793465 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 4231950156 is about 65053.4407698778. The cubic root of 4231950156 is about 1617.5095294889.

The spelling of 4231950156 in words is "four billion, two hundred thirty-one million, nine hundred fifty thousand, one hundred fifty-six".