28529460505699 has 8 divisors (see below), whose sum is σ = 29225561116752. Its totient is φ = 27833372280960.

The previous prime is 28529460505657. The next prime is 28529460505811. The reversal of 28529460505699 is 99650506492582.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 28529460505699 - 2¹¹ = 28529460503651 is a prime.

It is a super-2 number, since 2×28529460505699² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28529460505619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1654072 + ... + 7732714.

It is an arithmetic number, because the mean of its divisors is an integer number (3653195139594).

Almost surely, 2^{28529460505699} is an apocalyptic number.

28529460505699 is a deficient number, since it is larger than the sum of its proper divisors (696100611053).

28529460505699 is a wasteful number, since it uses less digits than its factorization.

28529460505699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6193157.

The product of its (nonzero) digits is 419904000, while the sum is 70.

The spelling of 28529460505699 in words is "twenty-eight trillion, five hundred twenty-nine billion, four hundred sixty million, five hundred five thousand, six hundred ninety-nine".