450251552615 has 8 divisors (see below), whose sum is σ = 540453187248. Its totient is φ = 360100359360.

The previous prime is 450251552593. The next prime is 450251552657. The reversal of 450251552615 is 516255152054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-450251552615 is a prime.

It is a super-2 number, since 2×450251552615² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

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, 12590702 + ... + 12626411.

It is an arithmetic number, because the mean of its divisors is an integer number (67556648406).

Almost surely, 2^450251552615 is an apocalyptic number.

450251552615 is a deficient number, since it is larger than the sum of its proper divisors (90201634633).

450251552615 is a wasteful number, since it uses less digits than its factorization.

450251552615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25220689.

The product of its (nonzero) digits is 300000, while the sum is 41.

The spelling of 450251552615 in words is "four hundred fifty billion, two hundred fifty-one million, five hundred fifty-two thousand, six hundred fifteen".