85867802403537 has 32 divisors (see below), whose sum is σ = 142997550142464. Its totient is φ = 44526566779200.

The previous prime is 85867802403457. The next prime is 85867802403563. The reversal of 85867802403537 is 73530420876858.

It is not a de Polignac number, because 85867802403537 - 2²⁶ = 85867735294673 is a prime.

It is a super-2 number, since 2×85867802403537² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (85867802403337) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 333553639 + ... + 333810972.

It is an arithmetic number, because the mean of its divisors is an integer number (4468673441952).

Almost surely, 2^{85867802403537} is an apocalyptic number.

It is an amenable number.

85867802403537 is a deficient number, since it is larger than the sum of its proper divisors (57129747738927).

85867802403537 is a wasteful number, since it uses less digits than its factorization.

85867802403537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667365189.

The product of its (nonzero) digits is 270950400, while the sum is 66.

The spelling of 85867802403537 in words is "eighty-five trillion, eight hundred sixty-seven billion, eight hundred two million, four hundred three thousand, five hundred thirty-seven".