454251265650 has 768 divisors, whose sum is σ = 1645094707200. Its totient is φ = 89486208000.

The previous prime is 454251265639. The next prime is 454251265691. The reversal of 454251265650 is 56562152454.

454251265650 is a `hidden beast` number, since 4 + 5 + 425 + 126 + 56 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 454251265596 and 454251265605.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 165723280 + ... + 165726020.

It is an arithmetic number, because the mean of its divisors is an integer number (2142050400).

Almost surely, 2^454251265650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 454251265650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (822547353600).

454251265650 is an abundant number, since it is smaller than the sum of its proper divisors (1190843441550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

454251265650 is a wasteful number, since it uses less digits than its factorization.

454251265650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2872 (or 2861 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 45.

The spelling of 454251265650 in words is "four hundred fifty-four billion, two hundred fifty-one million, two hundred sixty-five thousand, six hundred fifty".