43151246772 has 96 divisors (see below), whose sum is σ = 105798970368. Its totient is φ = 13662468864.

The previous prime is 43151246759. The next prime is 43151246777. The reversal of 43151246772 is 27764215134.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43151246777) 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, 33632443 + ... + 33633725.

It is an arithmetic number, because the mean of its divisors is an integer number (1102072608).

Almost surely, 2^43151246772 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43151246772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52899485184).

43151246772 is an abundant number, since it is smaller than the sum of its proper divisors (62647723596).

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

43151246772 is a wasteful number, since it uses less digits than its factorization.

43151246772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2069 (or 2067 counting only the distinct ones).

The product of its digits is 282240, while the sum is 42.

The spelling of 43151246772 in words is "forty-three billion, one hundred fifty-one million, two hundred forty-six thousand, seven hundred seventy-two".