85328457405 has 32 divisors (see below), whose sum is σ = 136818564480. Its totient is φ = 45410937600.

The previous prime is 85328457353. The next prime is 85328457469. The reversal of 85328457405 is 50475482358.

It is not a de Polignac number, because 85328457405 - 2¹⁸ = 85328195261 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24109126 + ... + 24112664.

It is an arithmetic number, because the mean of its divisors is an integer number (4275580140).

Almost surely, 2^85328457405 is an apocalyptic number.

It is an amenable number.

85328457405 is a deficient number, since it is larger than the sum of its proper divisors (51490107075).

85328457405 is a wasteful number, since it uses less digits than its factorization.

85328457405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6541.

The product of its (nonzero) digits is 5376000, while the sum is 51.

The spelling of 85328457405 in words is "eighty-five billion, three hundred twenty-eight million, four hundred fifty-seven thousand, four hundred five".