15252055603061 has 4 divisors (see below), whose sum is σ = 15915188455392. Its totient is φ = 14588922750732.

The previous prime is 15252055603049. The next prime is 15252055603079. The reversal of 15252055603061 is 16030655025251.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15252055603061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15252055603261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331566426131 + ... + 331566426176.

It is an arithmetic number, because the mean of its divisors is an integer number (3978797113848).

Almost surely, 2^{15252055603061} is an apocalyptic number.

It is an amenable number.

15252055603061 is a deficient number, since it is larger than the sum of its proper divisors (663132852331).

15252055603061 is an equidigital number, since it uses as much as digits as its factorization.

15252055603061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663132852330.

The product of its (nonzero) digits is 270000, while the sum is 41.

The spelling of 15252055603061 in words is "fifteen trillion, two hundred fifty-two billion, fifty-five million, six hundred three thousand, sixty-one".