469254645520 has 20 divisors (see below), whose sum is σ = 1091017051020. Its totient is φ = 187701858176.

The previous prime is 469254645487. The next prime is 469254645553. The reversal of 469254645520 is 25546452964.

It is an interprime number because it is at equal distance from previous prime (469254645487) and next prime (469254645553).

It can be written as a sum of positive squares in 2 ways, for example, as 118975325184 + 350279320336 = 344928^2 + 591844^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2932841455 + ... + 2932841614.

It is an arithmetic number, because the mean of its divisors is an integer number (54550852551).

Almost surely, 2^469254645520 is an apocalyptic number.

469254645520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

469254645520 is an abundant number, since it is smaller than the sum of its proper divisors (621762405500).

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

469254645520 is a wasteful number, since it uses less digits than its factorization.

469254645520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5865683082 (or 5865683076 counting only the distinct ones).

The product of its (nonzero) digits is 10368000, while the sum is 52.

The spelling of 469254645520 in words is "four hundred sixty-nine billion, two hundred fifty-four million, six hundred forty-five thousand, five hundred twenty".