2542432200865 has 8 divisors (see below), whose sum is σ = 3230384443560. Its totient is φ = 1914301892352.

The previous prime is 2542432200857. The next prime is 2542432200883. The reversal of 2542432200865 is 5680022342452.

It can be written as a sum of positive squares in 4 ways, for example, as 1098798711696 + 1443633489169 = 1048236^2 + 1201513^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2542432200865 - 2³ = 2542432200857 is a prime.

It is a super-2 number, since 2×2542432200865² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14955483450 + ... + 14955483619.

It is an arithmetic number, because the mean of its divisors is an integer number (403798055445).

Almost surely, 2^{2542432200865} is an apocalyptic number.

It is an amenable number.

2542432200865 is a deficient number, since it is larger than the sum of its proper divisors (687952242695).

2542432200865 is a wasteful number, since it uses less digits than its factorization.

2542432200865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29910967091.

The product of its (nonzero) digits is 921600, while the sum is 43.

The spelling of 2542432200865 in words is "two trillion, five hundred forty-two billion, four hundred thirty-two million, two hundred thousand, eight hundred sixty-five".