28464359052 has 24 divisors (see below), whose sum is σ = 66437766976. Its totient is φ = 9485129808.

The previous prime is 28464359047. The next prime is 28464359069. The reversal of 28464359052 is 25095346482.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 28464358992 and 28464359010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333898 + ... + 410385.

Almost surely, 2^28464359052 is an apocalyptic number.

It is an amenable number.

28464359052 is an abundant number, since it is smaller than the sum of its proper divisors (37973407924).

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

28464359052 is a wasteful number, since it uses less digits than its factorization.

28464359052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747477 (or 747475 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 48.

The spelling of 28464359052 in words is "twenty-eight billion, four hundred sixty-four million, three hundred fifty-nine thousand, fifty-two".