85470534997953 has 16 divisors (see below), whose sum is σ = 130580869595136. Its totient is φ = 48712785328080.

The previous prime is 85470534997927. The next prime is 85470534997963. The reversal of 85470534997953 is 35979943507458.

It is not a de Polignac number, because 85470534997953 - 2⁸ = 85470534997697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85470534997963) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5313341143 + ... + 5313357228.

It is an arithmetic number, because the mean of its divisors is an integer number (8161304349696).

Almost surely, 2^{85470534997953} is an apocalyptic number.

It is an amenable number.

85470534997953 is a deficient number, since it is larger than the sum of its proper divisors (45110334597183).

85470534997953 is a wasteful number, since it uses less digits than its factorization.

85470534997953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10626698764.

The product of its (nonzero) digits is 5143824000, while the sum is 78.

The spelling of 85470534997953 in words is "eighty-five trillion, four hundred seventy billion, five hundred thirty-four million, nine hundred ninety-seven thousand, nine hundred fifty-three".