918381820202 has 16 divisors (see below), whose sum is σ = 1717493274432. Its totient is φ = 357811098720.

The previous prime is 918381820177. The next prime is 918381820219. The reversal of 918381820202 is 202028183819.

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, 2981759003 + ... + 2981759310.

It is an arithmetic number, because the mean of its divisors is an integer number (107343329652).

Almost surely, 2^918381820202 is an apocalyptic number.

918381820202 is a deficient number, since it is larger than the sum of its proper divisors (799111454230).

918381820202 is a wasteful number, since it uses less digits than its factorization.

918381820202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5963518333.

The product of its (nonzero) digits is 110592, while the sum is 44.

The spelling of 918381820202 in words is "nine hundred eighteen billion, three hundred eighty-one million, eight hundred twenty thousand, two hundred two".