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85038973627 = 109177945897
BaseRepresentation
bin100111100110010110…
…1111100001010111011
322010111111211110022211
41033030231330022323
52343124434124002
6103022200155551
76100226230546
oct1171455741273
9263444743284
1085038973627
11330793135a3
1214593468bb7
13803308b00a
14418a0a385d
15232aa72dd7
hex13ccb7c2bb

85038973627 has 4 divisors (see below), whose sum is σ = 85116920616. Its totient is φ = 84961026640.

The previous prime is 85038973589. The next prime is 85038973651. The reversal of 85038973627 is 72637983058.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-85038973627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85038973667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38971858 + ... + 38974039.

It is an arithmetic number, because the mean of its divisors is an integer number (21279230154).

Almost surely, 285038973627 is an apocalyptic number.

85038973627 is a deficient number, since it is larger than the sum of its proper divisors (77946989).

85038973627 is a wasteful number, since it uses less digits than its factorization.

85038973627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77946988.

The product of its (nonzero) digits is 15240960, while the sum is 58.

The spelling of 85038973627 in words is "eighty-five billion, thirty-eight million, nine hundred seventy-three thousand, six hundred twenty-seven".

Divisors: 1 1091 77945897 85038973627