15534686348 has 12 divisors (see below), whose sum is σ = 27230492352. Its totient is φ = 7754545680.

The previous prime is 15534686341. The next prime is 15534686353. The reversal of 15534686348 is 84368643551.

It is a happy number.

It is a super-4 number, since 4×15534686348⁴ (a number of 42 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 15534686348.

It is not an unprimeable number, because it can be changed into a prime (15534686341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3196643 + ... + 3201498.

It is an arithmetic number, because the mean of its divisors is an integer number (2269207696).

Almost surely, 2^15534686348 is an apocalyptic number.

It is an amenable number.

15534686348 is a deficient number, since it is larger than the sum of its proper divisors (11695806004).

15534686348 is a wasteful number, since it uses less digits than its factorization.

15534686348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6398752 (or 6398750 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 53.

The spelling of 15534686348 in words is "fifteen billion, five hundred thirty-four million, six hundred eighty-six thousand, three hundred forty-eight".