136404635187052 has 6 divisors (see below), whose sum is σ = 238708111577348. Its totient is φ = 68202317593524.

The previous prime is 136404635186987. The next prime is 136404635187091. The reversal of 136404635187052 is 250781536404631.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 136404635186984 and 136404635187002.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17050579398378 + ... + 17050579398385.

Almost surely, 2^{136404635187052} is an apocalyptic number.

It is an amenable number.

136404635187052 is a deficient number, since it is larger than the sum of its proper divisors (102303476390296).

136404635187052 is a wasteful number, since it uses less digits than its factorization.

136404635187052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34101158796767 (or 34101158796765 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 55.

The spelling of 136404635187052 in words is "one hundred thirty-six trillion, four hundred four billion, six hundred thirty-five million, one hundred eighty-seven thousand, fifty-two".