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53494015446 = 2322971889747
BaseRepresentation
bin110001110100011111…
…011110010111010110
312010002002102112202100
4301310133132113112
51334023431443241
640324054222530
73602426425464
oct616437362726
9163062375670
1053494015446
1120760a82623
12a44b054a46
1350768c23a1
1428367b1834
1515d14bd9b6
hexc747de5d6

53494015446 has 12 divisors (see below), whose sum is σ = 115903700172. Its totient is φ = 17831338476.

The previous prime is 53494015439. The next prime is 53494015451. The reversal of 53494015446 is 64451049435.

53494015446 is a `hidden beast` number, since 5 + 3 + 494 + 0 + 154 + 4 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1485944856 + ... + 1485944891.

It is an arithmetic number, because the mean of its divisors is an integer number (9658641681).

Almost surely, 253494015446 is an apocalyptic number.

53494015446 is an abundant number, since it is smaller than the sum of its proper divisors (62409684726).

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

53494015446 is a wasteful number, since it uses less digits than its factorization.

53494015446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2971889755 (or 2971889752 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The spelling of 53494015446 in words is "fifty-three billion, four hundred ninety-four million, fifteen thousand, four hundred forty-six".

Divisors: 1 2 3 6 9 18 2971889747 5943779494 8915669241 17831338482 26747007723 53494015446