3948018156 has 54 divisors (see below), whose sum is σ = 10034653356. Its totient is φ = 1308780000.

The previous prime is 3948018101. The next prime is 3948018157. The reversal of 3948018156 is 6518108493.

3948018156 is a `hidden beast` number, since 3 + 9 + 480 + 18 + 156 = 666.

It is not an unprimeable number, because it can be changed into a prime (3948018157) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5972466 + ... + 5973126.

It is an arithmetic number, because the mean of its divisors is an integer number (185826914).

Almost surely, 2^3948018156 is an apocalyptic number.

3948018156 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3948018156 is an abundant number, since it is smaller than the sum of its proper divisors (6086635200).

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

3948018156 is a wasteful number, since it uses less digits than its factorization.

3948018156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1583 (or 917 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The square root of 3948018156 is about 62833.2567674158. The cubic root of 3948018156 is about 1580.4947118267.

The spelling of 3948018156 in words is "three billion, nine hundred forty-eight million, eighteen thousand, one hundred fifty-six".