4354440156 has 72 divisors (see below), whose sum is σ = 12070775808. Its totient is φ = 1312596000.

The previous prime is 4354440151. The next prime is 4354440173. The reversal of 4354440156 is 6510444534.

It is a super-2 number, since 2×4354440156² = 37922298144370608672, which contains 22 as substring.

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 4354440156.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4354440151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46851 + ... + 104421.

It is an arithmetic number, because the mean of its divisors is an integer number (167649664).

Almost surely, 2^4354440156 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 4354440156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6035387904).

4354440156 is an abundant number, since it is smaller than the sum of its proper divisors (7716335652).

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

4354440156 is a wasteful number, since it uses less digits than its factorization.

4354440156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57783 (or 57778 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The square root of 4354440156 is about 65988.1819419205. The cubic root of 4354440156 is about 1632.9671269886.

The spelling of 4354440156 in words is "four billion, three hundred fifty-four million, four hundred forty thousand, one hundred fifty-six".