137594142722 has 8 divisors (see below), whose sum is σ = 206414982396. Its totient is φ = 68789148592.

The previous prime is 137594142701. The next prime is 137594142727. The reversal of 137594142722 is 227241495731.

It can be written as a sum of positive squares in 2 ways, for example, as 95117344921 + 42476797801 = 308411^2 + 206099^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×137594142722² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (137594142727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3939653 + ... + 3974424.

Almost surely, 2^137594142722 is an apocalyptic number.

137594142722 is a deficient number, since it is larger than the sum of its proper divisors (68820839674).

137594142722 is an equidigital number, since it uses as much as digits as its factorization.

137594142722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7922772.

The product of its digits is 846720, while the sum is 47.

It can be divided in two parts, 13759414272 and 2, that multiplied together give a square (27518828544 = 165888²).

The spelling of 137594142722 in words is "one hundred thirty-seven billion, five hundred ninety-four million, one hundred forty-two thousand, seven hundred twenty-two".