149789105559 has 24 divisors (see below), whose sum is σ = 224084306160. Its totient is φ = 96303328128.

The previous prime is 149789105549. The next prime is 149789105573. The reversal of 149789105559 is 955501987941.

149789105559 is a `hidden beast` number, since 1 + 4 + 9 + 78 + 9 + 1 + 0 + 5 + 559 = 666.

It is not a de Polignac number, because 149789105559 - 2¹⁵ = 149789072791 is a prime.

It is a super-2 number, since 2×149789105559² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 149789105496 and 149789105505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149789105519) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111157 + ... + 558510.

It is an arithmetic number, because the mean of its divisors is an integer number (9336846090).

Almost surely, 2^149789105559 is an apocalyptic number.

149789105559 is a deficient number, since it is larger than the sum of its proper divisors (74295200601).

149789105559 is a wasteful number, since it uses less digits than its factorization.

149789105559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670559 (or 670556 counting only the distinct ones).

The product of its (nonzero) digits is 20412000, while the sum is 63.

The spelling of 149789105559 in words is "one hundred forty-nine billion, seven hundred eighty-nine million, one hundred five thousand, five hundred fifty-nine".