20150125255 has 8 divisors (see below), whose sum is σ = 26040161952. Its totient is φ = 14880092448.

The previous prime is 20150125231. The next prime is 20150125267. The reversal of 20150125255 is 55252105102.

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

It is not a de Polignac number, because 20150125255 - 2¹¹ = 20150123207 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 155000899 + ... + 155001028.

It is an arithmetic number, because the mean of its divisors is an integer number (3255020244).

Almost surely, 2^20150125255 is an apocalyptic number.

20150125255 is a deficient number, since it is larger than the sum of its proper divisors (5890036697).

20150125255 is a wasteful number, since it uses less digits than its factorization.

20150125255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310001945.

The product of its (nonzero) digits is 5000, while the sum is 28.

The spelling of 20150125255 in words is "twenty billion, one hundred fifty million, one hundred twenty-five thousand, two hundred fifty-five".