85474942546 has 8 divisors (see below), whose sum is σ = 146528472960. Its totient is φ = 36632118228.

The previous prime is 85474942513. The next prime is 85474942547. The reversal of 85474942546 is 64524947458.

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

It is not an unprimeable number, because it can be changed into a prime (85474942547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3052676506 + ... + 3052676533.

It is an arithmetic number, because the mean of its divisors is an integer number (18316059120).

Almost surely, 2^85474942546 is an apocalyptic number.

85474942546 is a deficient number, since it is larger than the sum of its proper divisors (61053530414).

85474942546 is a wasteful number, since it uses less digits than its factorization.

85474942546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6105353048.

The product of its digits is 38707200, while the sum is 58.

The spelling of 85474942546 in words is "eighty-five billion, four hundred seventy-four million, nine hundred forty-two thousand, five hundred forty-six".