150694261189 has 2 divisors, whose sum is σ = 150694261190. Its totient is φ = 150694261188.

The previous prime is 150694261181. The next prime is 150694261213. The reversal of 150694261189 is 981162496051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 150246938689 + 447322500 = 387617^2 + 21150^2 .

It is a cyclic number.

It is not a de Polignac number, because 150694261189 - 2³ = 150694261181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150694261181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75347130594 + 75347130595.

It is an arithmetic number, because the mean of its divisors is an integer number (75347130595).

Almost surely, 2^150694261189 is an apocalyptic number.

It is an amenable number.

150694261189 is a deficient number, since it is larger than the sum of its proper divisors (1).

150694261189 is an equidigital number, since it uses as much as digits as its factorization.

150694261189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 52.

The spelling of 150694261189 in words is "one hundred fifty billion, six hundred ninety-four million, two hundred sixty-one thousand, one hundred eighty-nine".