3949968254715 has 96 divisors (see below), whose sum is σ = 8523800501760. Its totient is φ = 1727191021248.

The previous prime is 3949968254663. The next prime is 3949968254819. The reversal of 3949968254715 is 5174528699493.

3949968254715 is a `hidden beast` number, since 3 + 9 + 4 + 9 + 9 + 68 + 2 + 547 + 15 = 666.

It is not a de Polignac number, because 3949968254715 - 2¹⁶ = 3949968189179 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 12828789 + ... + 13133078.

It is an arithmetic number, because the mean of its divisors is an integer number (88789588560).

Almost surely, 2^{3949968254715} is an apocalyptic number.

3949968254715 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3949968254715 is an abundant number, since it is smaller than the sum of its proper divisors (4573832247045).

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

3949968254715 is a wasteful number, since it uses less digits than its factorization.

3949968254715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25961918 (or 25961905 counting only the distinct ones).

The product of its digits is 587865600, while the sum is 72.

The spelling of 3949968254715 in words is "three trillion, nine hundred forty-nine billion, nine hundred sixty-eight million, two hundred fifty-four thousand, seven hundred fifteen".