138174769662 has 16 divisors (see below), whose sum is σ = 290894252160. Its totient is φ = 43634137752.

The previous prime is 138174769661. The next prime is 138174769697. The reversal of 138174769662 is 266967471831.

It is a super-2 number, since 2×138174769662² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 138174769596 and 138174769605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138174769661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 606029578 + ... + 606029805.

It is an arithmetic number, because the mean of its divisors is an integer number (18180890760).

Almost surely, 2^138174769662 is an apocalyptic number.

138174769662 is an abundant number, since it is smaller than the sum of its proper divisors (152719482498).

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

138174769662 is a wasteful number, since it uses less digits than its factorization.

138174769662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1212059407.

The product of its digits is 18289152, while the sum is 60.

The spelling of 138174769662 in words is "one hundred thirty-eight billion, one hundred seventy-four million, seven hundred sixty-nine thousand, six hundred sixty-two".