15042484285 has 4 divisors (see below), whose sum is σ = 18050981148. Its totient is φ = 12033987424.

The previous prime is 15042484277. The next prime is 15042484291. The reversal of 15042484285 is 58248424051.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2845048921 + 12197435364 = 53339^2 + 110442^2 .

It is a cyclic number.

It is not a de Polignac number, because 15042484285 - 2³ = 15042484277 is a prime.

It is a super-2 number, since 2×15042484285² (a number of 21 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 1504248424 + ... + 1504248433.

It is an arithmetic number, because the mean of its divisors is an integer number (4512745287).

Almost surely, 2^15042484285 is an apocalyptic number.

It is an amenable number.

15042484285 is a deficient number, since it is larger than the sum of its proper divisors (3008496863).

15042484285 is an equidigital number, since it uses as much as digits as its factorization.

15042484285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3008496862.

The product of its (nonzero) digits is 409600, while the sum is 43.

The spelling of 15042484285 in words is "fifteen billion, forty-two million, four hundred eighty-four thousand, two hundred eighty-five".