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42808570460 = 2252140428523
BaseRepresentation
bin100111110111100101…
…101111001001011100
311002111101212200212122
4213313211233021130
51200132443223320
631355504122112
73043556562605
oct476745571134
9132441780778
1042808570460
111717835a657
128368606338
134062bc0786
1421015c2dac
1511a8365d25
hex9f796f25c

42808570460 has 12 divisors (see below), whose sum is σ = 89897998008. Its totient is φ = 17123428176.

The previous prime is 42808570433. The next prime is 42808570477. The reversal of 42808570460 is 6407580824.

It is a super-2 number, since 2×428085704602 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1070214242 + ... + 1070214281.

It is an arithmetic number, because the mean of its divisors is an integer number (7491499834).

Almost surely, 242808570460 is an apocalyptic number.

It is an amenable number.

42808570460 is an abundant number, since it is smaller than the sum of its proper divisors (47089427548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42808570460 is a wasteful number, since it uses less digits than its factorization.

42808570460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2140428532 (or 2140428530 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 44.

The spelling of 42808570460 in words is "forty-two billion, eight hundred eight million, five hundred seventy thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 2140428523 4280857046 8561714092 10702142615 21404285230 42808570460