15382476138 has 16 divisors (see below), whose sum is σ = 30777492960. Its totient is φ = 5125401936.

The previous prime is 15382476127. The next prime is 15382476149. The reversal of 15382476138 is 83167428351.

It is an interprime number because it is at equal distance from previous prime (15382476127) and next prime (15382476149).

It is a super-2 number, since 2×15382476138² (a number of 21 digits) contains 22 as substring.

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, 506545 + ... + 536052.

It is an arithmetic number, because the mean of its divisors is an integer number (1923593310).

Almost surely, 2^15382476138 is an apocalyptic number.

15382476138 is an abundant number, since it is smaller than the sum of its proper divisors (15395016822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15382476138 is a wasteful number, since it uses less digits than its factorization.

15382476138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045061.

The product of its digits is 967680, while the sum is 48.

The spelling of 15382476138 in words is "fifteen billion, three hundred eighty-two million, four hundred seventy-six thousand, one hundred thirty-eight".