149784945796 has 12 divisors (see below), whose sum is σ = 262194582748. Its totient is φ = 74872207872.

The previous prime is 149784945757. The next prime is 149784945811. The reversal of 149784945796 is 697549487941.

It can be written as a sum of positive squares in 2 ways, for example, as 40587743296 + 109197202500 = 201464^2 + 330450^2 .

It is a super-2 number, since 2×149784945796² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5049621 + ... + 5079196.

Almost surely, 2^149784945796 is an apocalyptic number.

It is an amenable number.

149784945796 is a deficient number, since it is larger than the sum of its proper divisors (112409636952).

149784945796 is a wasteful number, since it uses less digits than its factorization.

149784945796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10132518 (or 10132516 counting only the distinct ones).

The product of its digits is 548674560, while the sum is 73.

The spelling of 149784945796 in words is "one hundred forty-nine billion, seven hundred eighty-four million, nine hundred forty-five thousand, seven hundred ninety-six".