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88001000001 = 32191258940879
BaseRepresentation
bin101000111110101000…
…1001011001001000001
322102010221101222122100
41101331101023021001
52420211224000001
6104232130501013
76233514105135
oct1217521131101
9272127358570
1088001000001
11343592a7882
121507b434769
1383b5938145
14438b6233c5
152450b15586
hex147d44b241

88001000001 has 24 divisors (see below), whose sum is σ = 133816592000. Its totient is φ = 55573804512.

The previous prime is 88000999949. The next prime is 88001000053. The reversal of 88001000001 is 10000010088.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (88000999949) and next prime (88001000053).

It is not a de Polignac number, because 88001000001 - 218 = 88000737857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (88001000081) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2132280 + ... + 2173158.

Almost surely, 288001000001 is an apocalyptic number.

It is an amenable number.

88001000001 is a deficient number, since it is larger than the sum of its proper divisors (45815591999).

88001000001 is a wasteful number, since it uses less digits than its factorization.

88001000001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53493 (or 53490 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 88001000001 its reverse (10000010088), we get a palindrome (98001010089).

The spelling of 88001000001 in words is "eighty-eight billion, one million, one", and thus it is an aban number and an uban number.

Divisors: 1 3 9 19 57 171 12589 37767 40879 113301 122637 239191 367911 717573 776701 2152719 2330103 6990309 514625731 1543877193 4631631579 9777888889 29333666667 88001000001