136794771157974 has 16 divisors (see below), whose sum is σ = 273594180370608. Its totient is φ = 45597484043552.

The previous prime is 136794771157943. The next prime is 136794771157997. The reversal of 136794771157974 is 479751177497631.

It is a self number, because there is not a number n which added to its sum of digits gives 136794771157974.

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, 192868797 + ... + 193576760.

It is an arithmetic number, because the mean of its divisors is an integer number (17099636273163).

Almost surely, 2^{136794771157974} is an apocalyptic number.

136794771157974 is an abundant number, since it is smaller than the sum of its proper divisors (136799409212634).

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

136794771157974 is a wasteful number, since it uses less digits than its factorization.

136794771157974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386504559.

The product of its digits is 1960368480, while the sum is 78.

The spelling of 136794771157974 in words is "one hundred thirty-six trillion, seven hundred ninety-four billion, seven hundred seventy-one million, one hundred fifty-seven thousand, nine hundred seventy-four".