15155270622061 has 4 divisors (see below), whose sum is σ = 15155284985152. Its totient is φ = 15155256258972.

The previous prime is 15155270622049. The next prime is 15155270622067. The reversal of 15155270622061 is 16022607255151.

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 not a de Polignac number, because 15155270622061 - 2⁹ = 15155270621549 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15155270621999 and 15155270622017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15155270622067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5461491 + ... + 7754896.

It is an arithmetic number, because the mean of its divisors is an integer number (3788821246288).

Almost surely, 2^{15155270622061} is an apocalyptic number.

It is an amenable number.

15155270622061 is a deficient number, since it is larger than the sum of its proper divisors (14363091).

15155270622061 is a wasteful number, since it uses less digits than its factorization.

15155270622061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14363090.

The product of its (nonzero) digits is 252000, while the sum is 43.

The spelling of 15155270622061 in words is "fifteen trillion, one hundred fifty-five billion, two hundred seventy million, six hundred twenty-two thousand, sixty-one".