12157462180408 has 32 divisors (see below), whose sum is σ = 23553801048960. Its totient is φ = 5876835719040.

The previous prime is 12157462180361. The next prime is 12157462180429. The reversal of 12157462180408 is 80408126475121.

It is a congruent number.

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, 23945235 + ... + 24447682.

It is an arithmetic number, because the mean of its divisors is an integer number (736056282780).

Almost surely, 2^{12157462180408} is an apocalyptic number.

It is an amenable number.

12157462180408 is a deficient number, since it is larger than the sum of its proper divisors (11396338868552).

12157462180408 is a wasteful number, since it uses less digits than its factorization.

12157462180408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48393967 (or 48393963 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 49.

The spelling of 12157462180408 in words is "twelve trillion, one hundred fifty-seven billion, four hundred sixty-two million, one hundred eighty thousand, four hundred eight".