840901219368 has 32 divisors (see below), whose sum is σ = 2402574912960. Its totient is φ = 240257491200.

The previous prime is 840901219337. The next prime is 840901219369. The reversal of 840901219368 is 863912109048.

It is a super-2 number, since 2×840901219368² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 840901219368.

It is not an unprimeable number, because it can be changed into a prime (840901219369) 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, 2502682033 + ... + 2502682368.

It is an arithmetic number, because the mean of its divisors is an integer number (75080466030).

Almost surely, 2^840901219368 is an apocalyptic number.

It is an amenable number.

840901219368 is an abundant number, since it is smaller than the sum of its proper divisors (1561673693592).

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

840901219368 is a wasteful number, since it uses less digits than its factorization.

840901219368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5005364417 (or 5005364413 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 51.

The spelling of 840901219368 in words is "eight hundred forty billion, nine hundred one million, two hundred nineteen thousand, three hundred sixty-eight".