469455921000 has 576 divisors, whose sum is σ = 1820054396160. Its totient is φ = 108853536000.

The previous prime is 469455920993. The next prime is 469455921073. The reversal of 469455921000 is 129554964.

469455921000 is a `hidden beast` number, since 4 + 6 + 9 + 45 + 592 + 10 + 0 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 25037629 + ... + 25056371.

It is an arithmetic number, because the mean of its divisors is an integer number (3159816660).

Almost surely, 2^469455921000 is an apocalyptic number.

469455921000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 469455921000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (910027198080).

469455921000 is an abundant number, since it is smaller than the sum of its proper divisors (1350598475160).

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

469455921000 is a wasteful number, since it uses less digits than its factorization.

469455921000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18815 (or 18787 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The spelling of 469455921000 in words is "four hundred sixty-nine billion, four hundred fifty-five million, nine hundred twenty-one thousand".