149958389775 has 12 divisors (see below), whose sum is σ = 247931204552. Its totient is φ = 79977807840.

The previous prime is 149958389743. The next prime is 149958389797. The reversal of 149958389775 is 577983859941.

149958389775 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 149958389775 - 2⁵ = 149958389743 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (75), and also a Moran number because the ratio is a prime number: 1999445197 = 149958389775 / (1 + 4 + 9 + 9 + 5 + 8 + 3 + 8 + 9 + 7 + 7 + 5).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 149958389697 and 149958389706.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 999722524 + ... + 999722673.

Almost surely, 2^149958389775 is an apocalyptic number.

149958389775 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

149958389775 is a deficient number, since it is larger than the sum of its proper divisors (97972814777).

149958389775 is a wasteful number, since it uses less digits than its factorization.

149958389775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1999445210 (or 1999445205 counting only the distinct ones).

The product of its digits is 685843200, while the sum is 75.

The spelling of 149958389775 in words is "one hundred forty-nine billion, nine hundred fifty-eight million, three hundred eighty-nine thousand, seven hundred seventy-five".