65622403000 has 128 divisors (see below), whose sum is σ = 191447193600. Its totient is φ = 20453712000.

The previous prime is 65622402961. The next prime is 65622403003. The reversal of 65622403000 is 30422656.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 65622403000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65622403003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 349120 + ... + 503119.

It is an arithmetic number, because the mean of its divisors is an integer number (1495681200).

Almost surely, 2^65622403000 is an apocalyptic number.

It is an amenable number.

65622403000 is an abundant number, since it is smaller than the sum of its proper divisors (125824790600).

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

65622403000 is a wasteful number, since it uses less digits than its factorization.

65622403000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852278 (or 852264 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 65622403000 its reverse (30422656), we get a palindrome (65652825656).

The spelling of 65622403000 in words is "sixty-five billion, six hundred twenty-two million, four hundred three thousand".