117506761485 has 16 divisors (see below), whose sum is σ = 189674633664. Its totient is φ = 62115667712.

The previous prime is 117506761481. The next prime is 117506761523. The reversal of 117506761485 is 584167605711.

It is a cyclic number.

It is not a de Polignac number, because 117506761485 - 2² = 117506761481 is a prime.

It is a super-3 number, since 3×117506761485³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117506761481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34661067 + ... + 34664456.

It is an arithmetic number, because the mean of its divisors is an integer number (11854664604).

Almost surely, 2^117506761485 is an apocalyptic number.

117506761485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117506761485 is a deficient number, since it is larger than the sum of its proper divisors (72167872179).

117506761485 is a wasteful number, since it uses less digits than its factorization.

117506761485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69325644.

The product of its (nonzero) digits is 1411200, while the sum is 51.

The spelling of 117506761485 in words is "one hundred seventeen billion, five hundred six million, seven hundred sixty-one thousand, four hundred eighty-five".