12507681852962 has 4 divisors (see below), whose sum is σ = 18761522779446. Its totient is φ = 6253840926480.

The previous prime is 12507681852947. The next prime is 12507681853003. The reversal of 12507681852962 is 26925818670521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12479411129641 + 28270723321 = 3532621^2 + 168139^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12507681852895 and 12507681852904.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3126920463239 + ... + 3126920463242.

Almost surely, 2^{12507681852962} is an apocalyptic number.

12507681852962 is a deficient number, since it is larger than the sum of its proper divisors (6253840926484).

12507681852962 is an equidigital number, since it uses as much as digits as its factorization.

12507681852962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6253840926483.

The product of its (nonzero) digits is 29030400, while the sum is 62.

The spelling of 12507681852962 in words is "twelve trillion, five hundred seven billion, six hundred eighty-one million, eight hundred fifty-two thousand, nine hundred sixty-two".