149156562943089 has 27 divisors (see below), whose sum is σ = 233296907545377. Its totient is φ = 91788361007616.

The previous prime is 149156562943039. The next prime is 149156562943109. The reversal of 149156562943089 is 980349265651941.

The square root of 149156562943089 is 12212967.

It is a perfect power (a square), and thus also a powerful number.

149156562943089 is a `hidden beast` number, since 1 + 4 + 9 + 1 + 56 + 5 + 62 + 9 + 430 + 89 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 119998506910689 + 29158056032400 = 10954383^2 + 5399820^2 .

It is not a de Polignac number, because 149156562943089 - 2²¹ = 149156560845937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (149156562943039) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 476149137 + ... + 476462289.

Almost surely, 2^{149156562943089} is an apocalyptic number.

149156562943089 is the 12212967-th square number.

149156562943089 is the 6106484-th centered octagonal number.

It is an amenable number.

149156562943089 is a deficient number, since it is larger than the sum of its proper divisors (84140344602288).

149156562943089 is an frugal number, since it uses more digits than its factorization.

149156562943089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626338 (or 313169 counting only the distinct ones).

The product of its (nonzero) digits is 503884800, while the sum is 72.

The spelling of 149156562943089 in words is "one hundred forty-nine trillion, one hundred fifty-six billion, five hundred sixty-two million, nine hundred forty-three thousand, eighty-nine".