12402473145615 has 160 divisors (see below), whose sum is σ = 26145161957376. Its totient is φ = 5506600527360.

The previous prime is 12402473145583. The next prime is 12402473145679. The reversal of 12402473145615 is 51654137420421.

It is a happy number.

12402473145615 is a `hidden beast` number, since 1 + 2 + 4 + 0 + 2 + 4 + 73 + 14 + 561 + 5 = 666.

It is not a de Polignac number, because 12402473145615 - 2⁵ = 12402473145583 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 25681164 + ... + 26159646.

Almost surely, 2^{12402473145615} is an apocalyptic number.

12402473145615 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12402473145615 is an abundant number, since it is smaller than the sum of its proper divisors (13742688811761).

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

12402473145615 is a wasteful number, since it uses less digits than its factorization.

12402473145615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478771 (or 478762 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The spelling of 12402473145615 in words is "twelve trillion, four hundred two billion, four hundred seventy-three million, one hundred forty-five thousand, six hundred fifteen".