85537545401 has 8 divisors (see below), whose sum is σ = 106644212544. Its totient is φ = 66652632720.

The previous prime is 85537545391. The next prime is 85537545409. The reversal of 85537545401 is 10454573558.

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

It is a cyclic number.

It is not a de Polignac number, because 85537545401 - 2¹⁰ = 85537544377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85537545409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 555438530 + ... + 555438683.

It is an arithmetic number, because the mean of its divisors is an integer number (13330526568).

Almost surely, 2^85537545401 is an apocalyptic number.

It is an amenable number.

85537545401 is a deficient number, since it is larger than the sum of its proper divisors (21106667143).

85537545401 is a wasteful number, since it uses less digits than its factorization.

85537545401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110877231.

The product of its (nonzero) digits is 1680000, while the sum is 47.

The spelling of 85537545401 in words is "eighty-five billion, five hundred thirty-seven million, five hundred forty-five thousand, four hundred one".