117154522072 has 16 divisors (see below), whose sum is σ = 251045404560. Its totient is φ = 50209080864.

The previous prime is 117154522031. The next prime is 117154522081. The reversal of 117154522072 is 270225451711.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1046022463 + ... + 1046022574.

It is an arithmetic number, because the mean of its divisors is an integer number (15690337785).

Almost surely, 2^117154522072 is an apocalyptic number.

It is an amenable number.

117154522072 is an abundant number, since it is smaller than the sum of its proper divisors (133890882488).

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

117154522072 is a wasteful number, since it uses less digits than its factorization.

117154522072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2092045050 (or 2092045046 counting only the distinct ones).

The product of its (nonzero) digits is 39200, while the sum is 37.

Adding to 117154522072 its reverse (270225451711), we get a palindrome (387379973783).

The spelling of 117154522072 in words is "one hundred seventeen billion, one hundred fifty-four million, five hundred twenty-two thousand, seventy-two".