10255501555 has 8 divisors (see below), whose sum is σ = 13253263632. Its totient is φ = 7573293408.

The previous prime is 10255501547. The next prime is 10255501559. The reversal of 10255501555 is 55510555201.

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 10255501555 - 2³ = 10255501547 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10255501555.

It is not an unprimeable number, because it can be changed into a prime (10255501559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78888409 + ... + 78888538.

It is an arithmetic number, because the mean of its divisors is an integer number (1656657954).

Almost surely, 2^10255501555 is an apocalyptic number.

10255501555 is a deficient number, since it is larger than the sum of its proper divisors (2997762077).

10255501555 is a wasteful number, since it uses less digits than its factorization.

10255501555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157776965.

The product of its (nonzero) digits is 31250, while the sum is 34.

The spelling of 10255501555 in words is "ten billion, two hundred fifty-five million, five hundred one thousand, five hundred fifty-five".