2400402240239 has 4 divisors (see below), whose sum is σ = 2504767555056. Its totient is φ = 2296036925424.

The previous prime is 2400402240221. The next prime is 2400402240241. The reversal of 2400402240239 is 9320422040042.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2400402240239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2400402240739) 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, 52182657374 + ... + 52182657419.

It is an arithmetic number, because the mean of its divisors is an integer number (626191888764).

Almost surely, 2^{2400402240239} is an apocalyptic number.

2400402240239 is a deficient number, since it is larger than the sum of its proper divisors (104365314817).

2400402240239 is a wasteful number, since it uses less digits than its factorization.

2400402240239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104365314816.

The product of its (nonzero) digits is 27648, while the sum is 32.

The spelling of 2400402240239 in words is "two trillion, four hundred billion, four hundred two million, two hundred forty thousand, two hundred thirty-nine".