149956366564 has 27 divisors (see below), whose sum is σ = 269759412027. Its totient is φ = 72937805184.

The previous prime is 149956366543. The next prime is 149956366591. The reversal of 149956366564 is 465663659941.

The square root of 149956366564 is 387242.

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

It can be written as a sum of positive squares in 4 ways, for example, as 112397926564 + 37558440000 = 335258^2 + 193800^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 149956366496 and 149956366505.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 28653292 + ... + 28658524.

Almost surely, 2^149956366564 is an apocalyptic number.

149956366564 is the 387242-nd square number.

It is an amenable number.

149956366564 is a deficient number, since it is larger than the sum of its proper divisors (119803045463).

149956366564 is an frugal number, since it uses more digits than its factorization.

149956366564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10544 (or 5272 counting only the distinct ones).

The product of its digits is 125971200, while the sum is 64.

Multiplying 149956366564 by its sum of digits (64), we get a square (9597207460096 = 3097936²).

The spelling of 149956366564 in words is "one hundred forty-nine billion, nine hundred fifty-six million, three hundred sixty-six thousand, five hundred sixty-four".