72634178113 has 8 divisors (see below), whose sum is σ = 83061711680. Its totient is φ = 62219450160.

The previous prime is 72634178083. The next prime is 72634178117. The reversal of 72634178113 is 31187143627.

It is a happy number.

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

It is not a de Polignac number, because 72634178113 - 2¹⁷ = 72634047041 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 72634178113.

It is not an unprimeable number, because it can be changed into a prime (72634178117) 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, 3189243 + ... + 3211936.

It is an arithmetic number, because the mean of its divisors is an integer number (10382713960).

Almost surely, 2^72634178113 is an apocalyptic number.

It is an amenable number.

72634178113 is a deficient number, since it is larger than the sum of its proper divisors (10427533567).

72634178113 is a wasteful number, since it uses less digits than its factorization.

72634178113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6402807.

The product of its digits is 169344, while the sum is 43.

The spelling of 72634178113 in words is "seventy-two billion, six hundred thirty-four million, one hundred seventy-eight thousand, one hundred thirteen".