84446026660 has 24 divisors (see below), whose sum is σ = 177385836600. Its totient is φ = 33769042944.

The previous prime is 84446026657. The next prime is 84446026663. The reversal of 84446026660 is 6662064448.

It is an interprime number because it is at equal distance from previous prime (84446026657) and next prime (84446026663).

It can be written as a sum of positive squares in 4 ways, for example, as 2942628516 + 81503398144 = 54246^2 + 285488^2 .

It is a super-2 number, since 2×84446026660² (a number of 23 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 84446026660.

It is not an unprimeable number, because it can be changed into a prime (84446026663) 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, 511335 + ... + 656014.

It is an arithmetic number, because the mean of its divisors is an integer number (7391076525).

Almost surely, 2^84446026660 is an apocalyptic number.

It is an amenable number.

84446026660 is an abundant number, since it is smaller than the sum of its proper divisors (92939809940).

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

84446026660 is a wasteful number, since it uses less digits than its factorization.

84446026660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1170975 (or 1170973 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 46.

The spelling of 84446026660 in words is "eighty-four billion, four hundred forty-six million, twenty-six thousand, six hundred sixty".