4157554436 has 24 divisors (see below), whose sum is σ = 8318130240. Its totient is φ = 1781161632.

The previous prime is 4157554433. The next prime is 4157554441. The reversal of 4157554436 is 6344557514.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (4157554433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55931 + ... + 106973.

It is an arithmetic number, because the mean of its divisors is an integer number (346588760).

Almost surely, 2^4157554436 is an apocalyptic number.

It is an amenable number.

4157554436 is an abundant number, since it is smaller than the sum of its proper divisors (4160575804).

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

4157554436 is a wasteful number, since it uses less digits than its factorization.

4157554436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53963 (or 53961 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 44.

The square root of 4157554436 is about 64479.1007691640. The cubic root of 4157554436 is about 1607.9750832546.

The spelling of 4157554436 in words is "four billion, one hundred fifty-seven million, five hundred fifty-four thousand, four hundred thirty-six".