150666155450 has 24 divisors (see below), whose sum is σ = 285526583388. Its totient is φ = 59129358080.

The previous prime is 150666155411. The next prime is 150666155461. The reversal of 150666155450 is 54551666051.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 104052050041 + 46614105409 = 322571^2 + 215903^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28424927 + ... + 28430226.

Almost surely, 2^150666155450 is an apocalyptic number.

150666155450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

150666155450 is a deficient number, since it is larger than the sum of its proper divisors (134860427938).

150666155450 is a wasteful number, since it uses less digits than its factorization.

150666155450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56855218 (or 56855213 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 44.

The spelling of 150666155450 in words is "one hundred fifty billion, six hundred sixty-six million, one hundred fifty-five thousand, four hundred fifty".