150666115551 has 32 divisors (see below), whose sum is σ = 234515202048. Its totient is φ = 84247332960.

The previous prime is 150666115529. The next prime is 150666115637. The reversal of 150666115551 is 155511666051.

It is not a de Polignac number, because 150666115551 - 2²² = 150661921247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150666015551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6999916 + ... + 7021406.

It is an arithmetic number, because the mean of its divisors is an integer number (7328600064).

Almost surely, 2^150666115551 is an apocalyptic number.

150666115551 is a deficient number, since it is larger than the sum of its proper divisors (83849086497).

150666115551 is a wasteful number, since it uses less digits than its factorization.

150666115551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28651.

The product of its (nonzero) digits is 135000, while the sum is 42.

The spelling of 150666115551 in words is "one hundred fifty billion, six hundred sixty-six million, one hundred fifteen thousand, five hundred fifty-one".