136830142492 has 12 divisors (see below), whose sum is σ = 239576767416. Its totient is φ = 68379637520.

The previous prime is 136830142489. The next prime is 136830142523. The reversal of 136830142492 is 294241038631.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8849743 + ... + 8865190.

It is an arithmetic number, because the mean of its divisors is an integer number (19964730618).

Almost surely, 2^136830142492 is an apocalyptic number.

It is an amenable number.

136830142492 is a deficient number, since it is larger than the sum of its proper divisors (102746624924).

136830142492 is a wasteful number, since it uses less digits than its factorization.

136830142492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17716868 (or 17716866 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 43.

The spelling of 136830142492 in words is "one hundred thirty-six billion, eight hundred thirty million, one hundred forty-two thousand, four hundred ninety-two".