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53758788797 = 717393441547
BaseRepresentation
bin110010000100010001…
…100000010010111101
312010202112122102111202
4302010101200102331
51340044222220142
640410233225245
73612123110450
oct620421402275
9163675572452
1053758788797
112088748677a
12a503862225
1350b97081cc
14285da15497
1515e9870032
hexc844604bd

53758788797 has 8 divisors (see below), whose sum is σ = 61442287296. Its totient is φ = 46076208192.

The previous prime is 53758788779. The next prime is 53758788827. The reversal of 53758788797 is 79788785735.

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

It is not a de Polignac number, because 53758788797 - 226 = 53691679933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53758788767) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99023 + ... + 342524.

It is an arithmetic number, because the mean of its divisors is an integer number (7680285912).

Almost surely, 253758788797 is an apocalyptic number.

It is an amenable number.

53758788797 is a deficient number, since it is larger than the sum of its proper divisors (7683498499).

53758788797 is a wasteful number, since it uses less digits than its factorization.

53758788797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458947.

The product of its digits is 829785600, while the sum is 74.

The spelling of 53758788797 in words is "fifty-three billion, seven hundred fifty-eight million, seven hundred eighty-eight thousand, seven hundred ninety-seven".

Divisors: 1 7 17393 121751 441547 3090829 7679826971 53758788797