83820723613418 has 16 divisors (see below), whose sum is σ = 137206288177920. Its totient is φ = 38087800003200.

The previous prime is 83820723613391. The next prime is 83820723613427. The reversal of 83820723613418 is 81431632702838.

83820723613418 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 626377178 + ... + 626510981.

It is an arithmetic number, because the mean of its divisors is an integer number (8575393011120).

Almost surely, 2^{83820723613418} is an apocalyptic number.

83820723613418 is a deficient number, since it is larger than the sum of its proper divisors (53385564564502).

83820723613418 is a wasteful number, since it uses less digits than its factorization.

83820723613418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252891213.

The product of its (nonzero) digits is 9289728, while the sum is 56.

The spelling of 83820723613418 in words is "eighty-three trillion, eight hundred twenty billion, seven hundred twenty-three million, six hundred thirteen thousand, four hundred eighteen".