12602656242 has 64 divisors (see below), whose sum is σ = 31052833920. Its totient is φ = 3756369600.

The previous prime is 12602656217. The next prime is 12602656267. The reversal of 12602656242 is 24265620621.

12602656242 is a `hidden beast` number, since 1 + 2 + 6 + 0 + 26 + 5 + 624 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (12602656217) and next prime (12602656267).

It is a junction number, because it is equal to n+sod(n) for n = 12602656197 and 12602656206.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 137673 + ... + 210140.

It is an arithmetic number, because the mean of its divisors is an integer number (485200530).

Almost surely, 2^12602656242 is an apocalyptic number.

12602656242 is an abundant number, since it is smaller than the sum of its proper divisors (18450177678).

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

12602656242 is a wasteful number, since it uses less digits than its factorization.

12602656242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347896 (or 347890 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 12602656242 in words is "twelve billion, six hundred two million, six hundred fifty-six thousand, two hundred forty-two".