88645556422 has 32 divisors (see below), whose sum is σ = 138649190400. Its totient is φ = 42469224000.

The previous prime is 88645556399. The next prime is 88645556431. The reversal of 88645556422 is 22465554688.

It is a congruent number.

It is an unprimeable number.

It is an upside-down number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5560579 + ... + 5576497.

It is an arithmetic number, because the mean of its divisors is an integer number (4332787200).

Almost surely, 2^88645556422 is an apocalyptic number.

88645556422 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

88645556422 is a deficient number, since it is larger than the sum of its proper divisors (50003633978).

88645556422 is a wasteful number, since it uses less digits than its factorization.

88645556422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17172.

The product of its digits is 18432000, while the sum is 55.

The spelling of 88645556422 in words is "eighty-eight billion, six hundred forty-five million, five hundred fifty-six thousand, four hundred twenty-two".