149149668980518 has 16 divisors (see below), whose sum is σ = 235743013566720. Its totient is φ = 70576782332616.

The previous prime is 149149668980437. The next prime is 149149668980567. The reversal of 149149668980518 is 815089866941941.

149149668980518 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2029431346 + ... + 2029504837.

It is an arithmetic number, because the mean of its divisors is an integer number (14733938347920).

Almost surely, 2^{149149668980518} is an apocalyptic number.

149149668980518 is a deficient number, since it is larger than the sum of its proper divisors (86593344586202).

149149668980518 is a wasteful number, since it uses less digits than its factorization.

149149668980518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4058937171.

The product of its (nonzero) digits is 1074954240, while the sum is 79.

The spelling of 149149668980518 in words is "one hundred forty-nine trillion, one hundred forty-nine billion, six hundred sixty-eight million, nine hundred eighty thousand, five hundred eighteen".