88206006440 has 32 divisors (see below), whose sum is σ = 203827396680. Its totient is φ = 34328823552.

The previous prime is 88206006419. The next prime is 88206006461. The reversal of 88206006440 is 4460060288.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (88206006419) and next prime (88206006461).

It can be written as a sum of positive squares in 4 ways, for example, as 81486269764 + 6719736676 = 285458^2 + 81974^2 .

It is a junction number, because it is equal to n+sod(n) for n = 88206006394 and 88206006403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29797847 + ... + 29800806.

Almost surely, 2^88206006440 is an apocalyptic number.

It is an amenable number.

88206006440 is an abundant number, since it is smaller than the sum of its proper divisors (115621390240).

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

88206006440 is a wasteful number, since it uses less digits than its factorization.

88206006440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59598701 (or 59598697 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 38.

The spelling of 88206006440 in words is "eighty-eight billion, two hundred six million, six thousand, four hundred forty".