117754639754 has 8 divisors (see below), whose sum is σ = 178195074660. Its totient is φ = 58356281536.

The previous prime is 117754639711. The next prime is 117754639757. The reversal of 117754639754 is 457936457711.

It can be written as a sum of positive squares in 2 ways, for example, as 91842333025 + 25912306729 = 303055^2 + 160973^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 117754639693 and 117754639702.

It is not an unprimeable number, because it can be changed into a prime (117754639757) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260518889 + ... + 260519340.

Almost surely, 2^117754639754 is an apocalyptic number.

117754639754 is a deficient number, since it is larger than the sum of its proper divisors (60440434906).

117754639754 is a wasteful number, since it uses less digits than its factorization.

117754639754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521038344.

The product of its digits is 22226400, while the sum is 59.

The spelling of 117754639754 in words is "one hundred seventeen billion, seven hundred fifty-four million, six hundred thirty-nine thousand, seven hundred fifty-four".