149396007782 has 64 divisors (see below), whose sum is σ = 275547840000. Its totient is φ = 60555763296.

The previous prime is 149396007779. The next prime is 149396007881. The reversal of 149396007782 is 287700693941.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8058788 + ... + 8077304.

It is an arithmetic number, because the mean of its divisors is an integer number (4305435000).

Almost surely, 2^149396007782 is an apocalyptic number.

149396007782 is a deficient number, since it is larger than the sum of its proper divisors (126151832218).

149396007782 is a wasteful number, since it uses less digits than its factorization.

149396007782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19178 (or 19164 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 56.

The spelling of 149396007782 in words is "one hundred forty-nine billion, three hundred ninety-six million, seven thousand, seven hundred eighty-two".