106005651172 has 6 divisors (see below), whose sum is σ = 185509889558. Its totient is φ = 53002825584.

The previous prime is 106005651139. The next prime is 106005651173. The reversal of 106005651172 is 271156500601.

It can be written as a sum of positive squares in only one way, i.e., 104513837796 + 1491813376 = 323286^2 + 38624^2 .

It is a super-2 number, since 2×106005651172² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106005651173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13250706393 + ... + 13250706400.

Almost surely, 2^106005651172 is an apocalyptic number.

It is an amenable number.

106005651172 is a deficient number, since it is larger than the sum of its proper divisors (79504238386).

106005651172 is a wasteful number, since it uses less digits than its factorization.

106005651172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26501412797 (or 26501412795 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 34.

The spelling of 106005651172 in words is "one hundred six billion, five million, six hundred fifty-one thousand, one hundred seventy-two".