118145651522 has 4 divisors (see below), whose sum is σ = 177218477286. Its totient is φ = 59072825760.

The previous prime is 118145651467. The next prime is 118145651527. The reversal of 118145651522 is 225156541811.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 113468596201 + 4677055321 = 336851^2 + 68389^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 118145651522.

It is not an unprimeable number, because it can be changed into a prime (118145651527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29536412879 + ... + 29536412882.

Almost surely, 2^118145651522 is an apocalyptic number.

118145651522 is a deficient number, since it is larger than the sum of its proper divisors (59072825764).

118145651522 is an equidigital number, since it uses as much as digits as its factorization.

118145651522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59072825763.

The product of its digits is 96000, while the sum is 41.

The spelling of 118145651522 in words is "one hundred eighteen billion, one hundred forty-five million, six hundred fifty-one thousand, five hundred twenty-two".