7136061131378 has 4 divisors (see below), whose sum is σ = 10704091697070. Its totient is φ = 3568030565688.

The previous prime is 7136061131357. The next prime is 7136061131453. The reversal of 7136061131378 is 8731311606317.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6929987805169 + 206073326209 = 2632487^2 + 453953^2 .

It is a super-2 number, since 2×7136061131378² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1784015282843 + ... + 1784015282846.

Almost surely, 2^{7136061131378} is an apocalyptic number.

7136061131378 is a deficient number, since it is larger than the sum of its proper divisors (3568030565692).

7136061131378 is a wasteful number, since it uses less digits than its factorization.

7136061131378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3568030565691.

The product of its (nonzero) digits is 381024, while the sum is 47.

The spelling of 7136061131378 in words is "seven trillion, one hundred thirty-six billion, sixty-one million, one hundred thirty-one thousand, three hundred seventy-eight".