28425467400 has 96 divisors (see below), whose sum is σ = 96129784800. Its totient is φ = 6891020800.

The previous prime is 28425467387. The next prime is 28425467437. The reversal of 28425467400 is 476452482.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2146845 + ... + 2160044.

It is an arithmetic number, because the mean of its divisors is an integer number (1001351925).

Almost surely, 2^28425467400 is an apocalyptic number.

28425467400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

28425467400 is an abundant number, since it is smaller than the sum of its proper divisors (67704317400).

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

28425467400 is a wasteful number, since it uses less digits than its factorization.

28425467400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4306919 (or 4306910 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 42.

The spelling of 28425467400 in words is "twenty-eight billion, four hundred twenty-five million, four hundred sixty-seven thousand, four hundred".