15242211355 has 16 divisors (see below), whose sum is σ = 21624419520. Its totient is φ = 10091394432.

The previous prime is 15242211353. The next prime is 15242211359. The reversal of 15242211355 is 55311224251.

It is not a de Polignac number, because 15242211355 - 2¹ = 15242211353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (15242211353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7507464 + ... + 7509493.

It is an arithmetic number, because the mean of its divisors is an integer number (1351526220).

Almost surely, 2^15242211355 is an apocalyptic number.

15242211355 is a deficient number, since it is larger than the sum of its proper divisors (6382208165).

15242211355 is a wasteful number, since it uses less digits than its factorization.

15242211355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15016998.

The product of its digits is 12000, while the sum is 31.

The spelling of 15242211355 in words is "fifteen billion, two hundred forty-two million, two hundred eleven thousand, three hundred fifty-five".