15535054112 has 12 divisors (see below), whose sum is σ = 30584637846. Its totient is φ = 7767527040.

The previous prime is 15535054091. The next prime is 15535054163. The reversal of 15535054112 is 21145053551.

It can be written as a sum of positive squares in only one way, i.e., 8077695376 + 7457358736 = 89876^2 + 86356^2 .

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 485470441 = 15535054112 / (1 + 5 + 5 + 3 + 5 + 0 + 5 + 4 + 1 + 1 + 2).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242735189 + ... + 242735252.

Almost surely, 2^15535054112 is an apocalyptic number.

It is an amenable number.

15535054112 is a deficient number, since it is larger than the sum of its proper divisors (15049583734).

15535054112 is an equidigital number, since it uses as much as digits as its factorization.

15535054112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485470451 (or 485470443 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 32.

The spelling of 15535054112 in words is "fifteen billion, five hundred thirty-five million, fifty-four thousand, one hundred twelve".