149599472343666 has 16 divisors (see below), whose sum is σ = 299199346924800. Its totient is φ = 49866423741648.

The previous prime is 149599472343589. The next prime is 149599472343677. The reversal of 149599472343666 is 666343274995941.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 149599472343591 and 149599472343600.

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, 11812621 + ... + 20946048.

It is an arithmetic number, because the mean of its divisors is an integer number (18699959182800).

Almost surely, 2^{149599472343666} is an apocalyptic number.

149599472343666 is an abundant number, since it is smaller than the sum of its proper divisors (149599874581134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149599472343666 is a wasteful number, since it uses less digits than its factorization.

149599472343666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33519793.

The product of its digits is 6348948480, while the sum is 78.

The spelling of 149599472343666 in words is "one hundred forty-nine trillion, five hundred ninety-nine billion, four hundred seventy-two million, three hundred forty-three thousand, six hundred sixty-six".