195620284440 has 160 divisors (see below), whose sum is σ = 751430386080. Its totient is φ = 44713202688.

The previous prime is 195620284427. The next prime is 195620284459. The reversal of 195620284440 is 44482026591.

It is a happy number.

195620284440 is a `hidden beast` number, since 1 + 9 + 562 + 0 + 2 + 8 + 44 + 40 = 666.

It is a super-2 number, since 2×195620284440² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a zygodrome in base 6.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4289937 + ... + 4335296.

It is an arithmetic number, because the mean of its divisors is an integer number (4696439913).

Almost surely, 2^195620284440 is an apocalyptic number.

195620284440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

195620284440 is an abundant number, since it is smaller than the sum of its proper divisors (555810101640).

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

195620284440 is a wasteful number, since it uses less digits than its factorization.

195620284440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8625263 (or 8625250 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The spelling of 195620284440 in words is "one hundred ninety-five billion, six hundred twenty million, two hundred eighty-four thousand, four hundred forty".