2587903942955 has 4 divisors (see below), whose sum is σ = 3105484731552. Its totient is φ = 2070323154360.

The previous prime is 2587903942909. The next prime is 2587903943159. The reversal of 2587903942955 is 5592493097852.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-2587903942955 is a prime.

It is a Duffinian number.

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, 258790394291 + ... + 258790394300.

It is an arithmetic number, because the mean of its divisors is an integer number (776371182888).

Almost surely, 2^{2587903942955} is an apocalyptic number.

2587903942955 is a deficient number, since it is larger than the sum of its proper divisors (517580788597).

2587903942955 is an equidigital number, since it uses as much as digits as its factorization.

2587903942955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517580788596.

The product of its (nonzero) digits is 244944000, while the sum is 68.

The spelling of 2587903942955 in words is "two trillion, five hundred eighty-seven billion, nine hundred three million, nine hundred forty-two thousand, nine hundred fifty-five".