65422378602 has 48 divisors (see below), whose sum is σ = 162064918080. Its totient is φ = 18684418176.

The previous prime is 65422378601. The next prime is 65422378603. The reversal of 65422378602 is 20687322456.

65422378602 is a `hidden beast` number, since 6 + 5 + 4 + 2 + 2 + 37 + 8 + 602 = 666.

It is an interprime number because it is at equal distance from previous prime (65422378601) and next prime (65422378603).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (65422378601) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 204258 + ... + 415410.

It is an arithmetic number, because the mean of its divisors is an integer number (3376352460).

Almost surely, 2^65422378602 is an apocalyptic number.

65422378602 is an abundant number, since it is smaller than the sum of its proper divisors (96642539478).

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

65422378602 is a wasteful number, since it uses less digits than its factorization.

65422378602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213627 (or 213624 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 65422378602 in words is "sixty-five billion, four hundred twenty-two million, three hundred seventy-eight thousand, six hundred two".