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169670508485 = 5411847448111
BaseRepresentation
bin1001111000000100100…
…1100111111111000101
3121012221121222212201212
42132001021213333011
510234441122232420
6205540123501205
715154410345332
oct2360111477705
9535847885655
10169670508485
1165a58640335
1228a72387805
1312ccc9018aa
1482d7dc7989
1546309633c5
hex2781267fc5

169670508485 has 16 divisors (see below), whose sum is σ = 208683965952. Its totient is φ = 132353769600.

The previous prime is 169670508473. The next prime is 169670508517. The reversal of 169670508485 is 584805076961.

It is a happy number.

It is not a de Polignac number, because 169670508485 - 28 = 169670508229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154580 + ... + 602690.

It is an arithmetic number, because the mean of its divisors is an integer number (13042747872).

Almost surely, 2169670508485 is an apocalyptic number.

It is an amenable number.

169670508485 is a deficient number, since it is larger than the sum of its proper divisors (39013457467).

169670508485 is a wasteful number, since it uses less digits than its factorization.

169670508485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450004.

The product of its (nonzero) digits is 14515200, while the sum is 59.

The spelling of 169670508485 in words is "one hundred sixty-nine billion, six hundred seventy million, five hundred eight thousand, four hundred eighty-five".

Divisors: 1 5 41 205 1847 9235 75727 378635 448111 2240555 18372551 91862755 827661017 4138305085 33934101697 169670508485