897869393610 has 32 divisors (see below), whose sum is σ = 2462727480192. Its totient is φ = 205227289920.

The previous prime is 897869393573. The next prime is 897869393657. The reversal of 897869393610 is 16393968798.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2137784061 + ... + 2137784480.

It is an arithmetic number, because the mean of its divisors is an integer number (76960233756).

Almost surely, 2^897869393610 is an apocalyptic number.

897869393610 is an abundant number, since it is smaller than the sum of its proper divisors (1564858086582).

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

897869393610 is a wasteful number, since it uses less digits than its factorization.

897869393610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4275568558.

The product of its (nonzero) digits is 105815808, while the sum is 69.

The spelling of 897869393610 in words is "eight hundred ninety-seven billion, eight hundred sixty-nine million, three hundred ninety-three thousand, six hundred ten".