85400161624 has 8 divisors (see below), whose sum is σ = 160125303060. Its totient is φ = 42700080808.

The previous prime is 85400161621. The next prime is 85400161643. The reversal of 85400161624 is 42616100458.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85400161621) 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 as a sum of consecutive naturals, namely, 5337510094 + ... + 5337510109.

Almost surely, 2^85400161624 is an apocalyptic number.

It is an amenable number.

85400161624 is a deficient number, since it is larger than the sum of its proper divisors (74725141436).

85400161624 is a wasteful number, since it uses less digits than its factorization.

85400161624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10675020209 (or 10675020205 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The spelling of 85400161624 in words is "eighty-five billion, four hundred million, one hundred sixty-one thousand, six hundred twenty-four".