453980995650 has 1344 divisors, whose sum is σ = 1686937529088. Its totient is φ = 88146247680.

The previous prime is 453980995627. The next prime is 453980995661. The reversal of 453980995650 is 56599089354.

453980995650 is a `hidden beast` number, since 4 + 539 + 8 + 0 + 9 + 95 + 6 + 5 + 0 = 666.

It is a super-2 number, since 2×453980995650² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 671 ways as a sum of consecutive naturals, for example, 4680216402 + ... + 4680216498.

It is an arithmetic number, because the mean of its divisors is an integer number (1255161852).

Almost surely, 2^453980995650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 453980995650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (843468764544).

453980995650 is an abundant number, since it is smaller than the sum of its proper divisors (1232956533438).

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

453980995650 is a wasteful number, since it uses less digits than its factorization.

453980995650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247 (or 227 counting only the distinct ones).

The product of its (nonzero) digits is 52488000, while the sum is 63.

The spelling of 453980995650 in words is "four hundred fifty-three billion, nine hundred eighty million, nine hundred ninety-five thousand, six hundred fifty".