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379664760421 = 3112797436463
BaseRepresentation
bin1011000011001011100…
…10000111111001100101
31100021222111020011111101
411201211302013321211
522210023134313141
6450225433240101
736300306134152
oct5414562077145
91307874204441
10379664760421
1113701894a981
12616b8b63031
1329a57677abb
1414539573229
159d2150c531
hex5865c87e65

379664760421 has 8 divisors (see below), whose sum is σ = 381022596864. Its totient is φ = 378307803120.

The previous prime is 379664760359. The next prime is 379664760427. The reversal of 379664760421 is 124067466973.

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

It is a cyclic number.

It is not a de Polignac number, because 379664760421 - 217 = 379664629349 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 (379664760427) 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, 651636 + ... + 1088098.

It is an arithmetic number, because the mean of its divisors is an integer number (47627824608).

Almost surely, 2379664760421 is an apocalyptic number.

It is an amenable number.

379664760421 is a deficient number, since it is larger than the sum of its proper divisors (1357836443).

379664760421 is a wasteful number, since it uses less digits than its factorization.

379664760421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439571.

The product of its (nonzero) digits is 9144576, while the sum is 55.

The spelling of 379664760421 in words is "three hundred seventy-nine billion, six hundred sixty-four million, seven hundred sixty thousand, four hundred twenty-one".

Divisors: 1 311 2797 436463 869867 135739993 1220787011 379664760421