15132343513402 has 16 divisors (see below), whose sum is σ = 23481321776640. Its totient is φ = 7305238456432.

The previous prime is 15132343513369. The next prime is 15132343513409. The reversal of 15132343513402 is 20431534323151.

It is a happy number.

It is a super-2 number, since 2×15132343513402² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (15132343513409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19647423 + ... + 20403085.

It is an arithmetic number, because the mean of its divisors is an integer number (1467582611040).

Almost surely, 2^{15132343513402} is an apocalyptic number.

15132343513402 is a deficient number, since it is larger than the sum of its proper divisors (8348978263238).

15132343513402 is a wasteful number, since it uses less digits than its factorization.

15132343513402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100957.

The product of its (nonzero) digits is 129600, while the sum is 37.

Adding to 15132343513402 its reverse (20431534323151), we get a palindrome (35563877836553).

The spelling of 15132343513402 in words is "fifteen trillion, one hundred thirty-two billion, three hundred forty-three million, five hundred thirteen thousand, four hundred two".