4156556154 has 8 divisors (see below), whose sum is σ = 8313112320. Its totient is φ = 1385518716.

The previous prime is 4156556153. The next prime is 4156556191. The reversal of 4156556154 is 4516556514.

4156556154 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

4156556154 is an admirable number.

It is a super-2 number, since 2×4156556154² = 34553918122710543432, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4156556153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 346379674 + ... + 346379685.

It is an arithmetic number, because the mean of its divisors is an integer number (1039139040).

Almost surely, 2^4156556154 is an apocalyptic number.

4156556154 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4156556154 is a wasteful number, since it uses less digits than its factorization.

4156556154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692759364.

The product of its digits is 360000, while the sum is 42.

The square root of 4156556154 is about 64471.3591759938. The cubic root of 4156556154 is about 1607.8463744907.

The spelling of 4156556154 in words is "four billion, one hundred fifty-six million, five hundred fifty-six thousand, one hundred fifty-four".