15042423115 has 8 divisors (see below), whose sum is σ = 18063512928. Its totient is φ = 12025535040.

The previous prime is 15042423103. The next prime is 15042423169. The reversal of 15042423115 is 51132424051.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 15042423115 - 2¹³ = 15042414923 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1042551 + ... + 1056880.

It is an arithmetic number, because the mean of its divisors is an integer number (2257939116).

Almost surely, 2^15042423115 is an apocalyptic number.

15042423115 is a deficient number, since it is larger than the sum of its proper divisors (3021089813).

15042423115 is a wasteful number, since it uses less digits than its factorization.

15042423115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2100869.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 15042423115 its reverse (51132424051), we get a palindrome (66174847166).

The spelling of 15042423115 in words is "fifteen billion, forty-two million, four hundred twenty-three thousand, one hundred fifteen".