3959157062240 has 96 divisors (see below), whose sum is σ = 9450362638080. Its totient is φ = 1567283940864.

The previous prime is 3959157062227. The next prime is 3959157062293. The reversal of 3959157062240 is 422607519593.

It is a happy number.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 25945847 + ... + 26097993.

It is an arithmetic number, because the mean of its divisors is an integer number (98441277480).

Almost surely, 2^{3959157062240} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3959157062240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4725181319040).

3959157062240 is an abundant number, since it is smaller than the sum of its proper divisors (5491205575840).

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

3959157062240 is a wasteful number, since it uses less digits than its factorization.

3959157062240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153844 (or 153836 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 53.

The spelling of 3959157062240 in words is "three trillion, nine hundred fifty-nine billion, one hundred fifty-seven million, sixty-two thousand, two hundred forty".