3915959801 has 8 divisors (see below), whose sum is σ = 4218764424. Its totient is φ = 3613380480.

The previous prime is 3915959777. The next prime is 3915959849. The reversal of 3915959801 is 1089595193.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 12709225 + 3903250576 = 3565^2 + 62476^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3915959801 - 2¹⁸ = 3915697657 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3915959801.

It is not an unprimeable number, because it can be changed into a prime (3915959891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19316 + ... + 90581.

It is an arithmetic number, because the mean of its divisors is an integer number (527345553).

Almost surely, 2^3915959801 is an apocalyptic number.

It is an amenable number.

3915959801 is a deficient number, since it is larger than the sum of its proper divisors (302804623).

3915959801 is a wasteful number, since it uses less digits than its factorization.

3915959801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112651.

The product of its (nonzero) digits is 437400, while the sum is 50.

The square root of 3915959801 is about 62577.6301964208. The cubic root of 3915959801 is about 1576.2051481306.

The spelling of 3915959801 in words is "three billion, nine hundred fifteen million, nine hundred fifty-nine thousand, eight hundred one".