106243432440 has 64 divisors (see below), whose sum is σ = 327344643360. Its totient is φ = 27565862400.

The previous prime is 106243432439. The next prime is 106243432453. The reversal of 106243432440 is 44234342601.

It is a super-2 number, since 2×106243432440² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11959911 + ... + 11968790.

Almost surely, 2^106243432440 is an apocalyptic number.

106243432440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

106243432440 is an abundant number, since it is smaller than the sum of its proper divisors (221101210920).

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

106243432440 is a wasteful number, since it uses less digits than its factorization.

106243432440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23928752 (or 23928748 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 33.

The spelling of 106243432440 in words is "one hundred six billion, two hundred forty-three million, four hundred thirty-two thousand, four hundred forty".