85211877775432 has 32 divisors (see below), whose sum is σ = 159796593126720. Its totient is φ = 42599453520960.

The previous prime is 85211877775399. The next prime is 85211877775441. The reversal of 85211877775432 is 23457777811258.

It is a happy number.

It is a super-2 number, since 2×85211877775432² (a number of 29 digits) contains 22 as substring.

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, 2540057683 + ... + 2540091229.

It is an arithmetic number, because the mean of its divisors is an integer number (4993643535210).

Almost surely, 2^{85211877775432} is an apocalyptic number.

It is an amenable number.

85211877775432 is a deficient number, since it is larger than the sum of its proper divisors (74584715351288).

85211877775432 is a wasteful number, since it uses less digits than its factorization.

85211877775432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72421 (or 72417 counting only the distinct ones).

The product of its digits is 184396800, while the sum is 67.

The spelling of 85211877775432 in words is "eighty-five trillion, two hundred eleven billion, eight hundred seventy-seven million, seven hundred seventy-five thousand, four hundred thirty-two".