136206978370 has 32 divisors (see below), whose sum is σ = 248076876528. Its totient is φ = 53840252928.

The previous prime is 136206978361. The next prime is 136206978371. The reversal of 136206978370 is 73879602631.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1599440049 + 134607538321 = 39993^2 + 366889^2 .

It is not an unprimeable number, because it can be changed into a prime (136206978371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201972 + ... + 559648.

Almost surely, 2^136206978370 is an apocalyptic number.

136206978370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136206978370 is a deficient number, since it is larger than the sum of its proper divisors (111869898158).

136206978370 is a wasteful number, since it uses less digits than its factorization.

136206978370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358134.

The product of its (nonzero) digits is 2286144, while the sum is 52.

The spelling of 136206978370 in words is "one hundred thirty-six billion, two hundred six million, nine hundred seventy-eight thousand, three hundred seventy".