151666794485 has 16 divisors (see below), whose sum is σ = 190927808640. Its totient is φ = 115499522880.

The previous prime is 151666794481. The next prime is 151666794529. The reversal of 151666794485 is 584497666151.

It is a happy number.

It is not a de Polignac number, because 151666794485 - 2² = 151666794481 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151666794481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7355747 + ... + 7376336.

It is an arithmetic number, because the mean of its divisors is an integer number (11932988040).

Almost surely, 2^151666794485 is an apocalyptic number.

It is an amenable number.

151666794485 is a deficient number, since it is larger than the sum of its proper divisors (39261014155).

151666794485 is a wasteful number, since it uses less digits than its factorization.

151666794485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14732188.

The product of its digits is 43545600, while the sum is 62.

The spelling of 151666794485 in words is "one hundred fifty-one billion, six hundred sixty-six million, seven hundred ninety-four thousand, four hundred eighty-five".