150721607465 has 16 divisors (see below), whose sum is σ = 212485847616. Its totient is φ = 101183736000.

The previous prime is 150721607357. The next prime is 150721607473. The reversal of 150721607465 is 564706127051.

It is a de Polignac number, because none of the positive numbers 2^k-150721607465 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105399011 + ... + 105400440.

It is an arithmetic number, because the mean of its divisors is an integer number (13280365476).

Almost surely, 2^150721607465 is an apocalyptic number.

It is an amenable number.

150721607465 is a deficient number, since it is larger than the sum of its proper divisors (61764240151).

150721607465 is a wasteful number, since it uses less digits than its factorization.

150721607465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210799480.

The product of its (nonzero) digits is 352800, while the sum is 44.

The spelling of 150721607465 in words is "one hundred fifty billion, seven hundred twenty-one million, six hundred seven thousand, four hundred sixty-five".