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54707342491 = 181354785213
BaseRepresentation
bin110010111100110011…
…111100110010011011
312020012122111221120001
4302330303330302123
51344020034424431
641044320113431
73644461511224
oct627463746233
9166178457501
1054707342491
112122396114a
12a729465877
13520b0a1899
14290d9b024b
151652c8ce61
hexcbccfcc9b

54707342491 has 8 divisors (see below), whose sum is σ = 55025747504. Its totient is φ = 54389115360.

The previous prime is 54707342483. The next prime is 54707342513. The reversal of 54707342491 is 19424370745.

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 54707342491 - 23 = 54707342483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54701342491) 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, 599401 + ... + 684613.

It is an arithmetic number, because the mean of its divisors is an integer number (6878218438).

Almost surely, 254707342491 is an apocalyptic number.

54707342491 is a deficient number, since it is larger than the sum of its proper divisors (318405013).

54707342491 is a wasteful number, since it uses less digits than its factorization.

54707342491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88941.

The product of its (nonzero) digits is 846720, while the sum is 46.

The spelling of 54707342491 in words is "fifty-four billion, seven hundred seven million, three hundred forty-two thousand, four hundred ninety-one".

Divisors: 1 181 3547 85213 642007 15423553 302250511 54707342491