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474986572068 = 22339582214339
BaseRepresentation
bin1101110100101110110…
…01111110100100100100
31200102000122000220202210
412322113121332210210
530240233030301233
61002112242403420
746213416150441
oct6722731764444
91612018026683
10474986572068
1117349359a908
1278080060570
1335a38bc2648
1418dbd1829c8
15c54ebac163
hex6e9767e924

474986572068 has 12 divisors (see below), whose sum is σ = 1108302001520. Its totient is φ = 158328857352.

The previous prime is 474986572061. The next prime is 474986572079. The reversal of 474986572068 is 860275689474.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×4749865720682 (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (474986572061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19791107158 + ... + 19791107181.

Almost surely, 2474986572068 is an apocalyptic number.

It is an amenable number.

474986572068 is an abundant number, since it is smaller than the sum of its proper divisors (633315429452).

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

474986572068 is a wasteful number, since it uses less digits than its factorization.

474986572068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39582214346 (or 39582214344 counting only the distinct ones).

The product of its (nonzero) digits is 162570240, while the sum is 66.

The spelling of 474986572068 in words is "four hundred seventy-four billion, nine hundred eighty-six million, five hundred seventy-two thousand, sixty-eight".

Divisors: 1 2 3 4 6 12 39582214339 79164428678 118746643017 158328857356 237493286034 474986572068