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53077508008 = 237947812643
BaseRepresentation
bin110001011011101010…
…100111111110101000
312002000001200202221221
4301123222213332220
51332200320224013
640214455111424
73556211242210
oct613352477650
9162001622857
1053077508008
11205679623a8
12a353672574
13500b521295
1427d7351240
1515a9b4908d
hexc5baa7fa8

53077508008 has 16 divisors (see below), whose sum is σ = 113737517280. Its totient is φ = 22747503408.

The previous prime is 53077507999. The next prime is 53077508009. The reversal of 53077508008 is 80080577035.

It is not an unprimeable number, because it can be changed into a prime (53077508009) 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, 473906266 + ... + 473906377.

It is an arithmetic number, because the mean of its divisors is an integer number (7108594830).

Almost surely, 253077508008 is an apocalyptic number.

It is an amenable number.

53077508008 is an abundant number, since it is smaller than the sum of its proper divisors (60660009272).

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

53077508008 is a wasteful number, since it uses less digits than its factorization.

53077508008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947812656 (or 947812652 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 43.

The spelling of 53077508008 in words is "fifty-three billion, seventy-seven million, five hundred eight thousand, eight".

Divisors: 1 2 4 7 8 14 28 56 947812643 1895625286 3791250572 6634688501 7582501144 13269377002 26538754004 53077508008