2400161639852 has 12 divisors (see below), whose sum is σ = 4205361814920. Its totient is φ = 1198629692736.

The previous prime is 2400161639801. The next prime is 2400161639921. The reversal of 2400161639852 is 2589361610042.

It is a junction number, because it is equal to n+sod(n) for n = 2400161639797 and 2400161639806.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362778077 + ... + 362784692.

It is an arithmetic number, because the mean of its divisors is an integer number (350446817910).

Almost surely, 2^{2400161639852} is an apocalyptic number.

It is an amenable number.

2400161639852 is a deficient number, since it is larger than the sum of its proper divisors (1805200175068).

2400161639852 is a wasteful number, since it uses less digits than its factorization.

2400161639852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725563600 (or 725563598 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 47.

The spelling of 2400161639852 in words is "two trillion, four hundred billion, one hundred sixty-one million, six hundred thirty-nine thousand, eight hundred fifty-two".