10155252501 has 8 divisors (see below), whose sum is σ = 15044818560. Its totient is φ = 6770168316.

The previous prime is 10155252473. The next prime is 10155252539. The reversal of 10155252501 is 10525255101.

10155252501 is a `hidden beast` number, since 1 + 0 + 155 + 2 + 5 + 2 + 501 = 666.

It is not a de Polignac number, because 10155252501 - 2⁵ = 10155252469 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 376120463 = 10155252501 / (1 + 0 + 1 + 5 + 5 + 2 + 5 + 2 + 5 + 0 + 1).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10155232501) 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, 188060205 + ... + 188060258.

It is an arithmetic number, because the mean of its divisors is an integer number (1880602320).

Almost surely, 2^10155252501 is an apocalyptic number.

It is an amenable number.

10155252501 is a deficient number, since it is larger than the sum of its proper divisors (4889566059).

10155252501 is an equidigital number, since it uses as much as digits as its factorization.

10155252501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376120472 (or 376120466 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 27.

The spelling of 10155252501 in words is "ten billion, one hundred fifty-five million, two hundred fifty-two thousand, five hundred one".