106368432638 has 16 divisors (see below), whose sum is σ = 172433100336. Its totient is φ = 48919645440.

The previous prime is 106368432559. The next prime is 106368432661. The reversal of 106368432638 is 836234863601.

It is a super-2 number, since 2×106368432638² (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 7 ways as a sum of consecutive naturals, for example, 7220723 + ... + 7235438.

It is an arithmetic number, because the mean of its divisors is an integer number (10777068771).

Almost surely, 2^106368432638 is an apocalyptic number.

106368432638 is a deficient number, since it is larger than the sum of its proper divisors (66064667698).

106368432638 is a wasteful number, since it uses less digits than its factorization.

106368432638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14456459.

The product of its (nonzero) digits is 2985984, while the sum is 50.

The spelling of 106368432638 in words is "one hundred six billion, three hundred sixty-eight million, four hundred thirty-two thousand, six hundred thirty-eight".