3940024974284 has 12 divisors (see below), whose sum is σ = 7880049948624. Its totient is φ = 1688582131824.

The previous prime is 3940024974283. The next prime is 3940024974307. The reversal of 3940024974284 is 4824794200493.

It is a happy number.

3940024974284 is an admirable number.

It is a super-2 number, since 2×3940024974284² (a number of 26 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (3940024974283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70357588799 + ... + 70357588854.

It is an arithmetic number, because the mean of its divisors is an integer number (656670829052).

Almost surely, 2^{3940024974284} is an apocalyptic number.

It is an amenable number.

3940024974284 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3940024974284 is a wasteful number, since it uses less digits than its factorization.

3940024974284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140715177664 (or 140715177662 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 56.

The spelling of 3940024974284 in words is "three trillion, nine hundred forty billion, twenty-four million, nine hundred seventy-four thousand, two hundred eighty-four".