28462553280 has 1792 divisors, whose sum is σ = 134833766400. Its totient is φ = 5494210560.

The previous prime is 28462553267. The next prime is 28462553293. The reversal of 28462553280 is 8235526482.

It is an interprime number because it is at equal distance from previous prime (28462553267) and next prime (28462553293).

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 255 ways as a sum of consecutive naturals, for example, 605586217 + ... + 605586263.

Almost surely, 2^28462553280 is an apocalyptic number.

28462553280 is a gapful number since it is divisible by the number (20) 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 28462553280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67416883200).

28462553280 is an abundant number, since it is smaller than the sum of its proper divisors (106371213120).

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

28462553280 is a wasteful number, since it uses less digits than its factorization.

28462553280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147 (or 131 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 45.

The spelling of 28462553280 in words is "twenty-eight billion, four hundred sixty-two million, five hundred fifty-three thousand, two hundred eighty".