3959402955 has 16 divisors (see below), whose sum is σ = 6339665184. Its totient is φ = 2110141440.

The previous prime is 3959402947. The next prime is 3959402957. The reversal of 3959402955 is 5592049593.

It is not a de Polignac number, because 3959402955 - 2³ = 3959402947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3959402898 and 3959402907.

It is not an unprimeable number, because it can be changed into a prime (3959402957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74854 + ... + 116283.

It is an arithmetic number, because the mean of its divisors is an integer number (396229074).

Almost surely, 2^3959402955 is an apocalyptic number.

3959402955 is a deficient number, since it is larger than the sum of its proper divisors (2380262229).

3959402955 is a wasteful number, since it uses less digits than its factorization.

3959402955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192526.

The product of its (nonzero) digits is 2187000, while the sum is 51.

The square root of 3959402955 is about 62923.7868774599. The cubic root of 3959402955 is about 1582.0124645869.

The spelling of 3959402955 in words is "three billion, nine hundred fifty-nine million, four hundred two thousand, nine hundred fifty-five".