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85531616410 = 2519144780951
BaseRepresentation
bin100111110101000010…
…1001110010010011010
322011202211211022011211
41033222011032102122
52400132043211120
6103143115213334
76115360513102
oct1175205162232
9264684738154
1085531616410
1133301405399
12146b044724a
1380b1168416
1441d56a2202
152358e3625a
hex13ea14e49a

85531616410 has 16 divisors (see below), whose sum is σ = 154762970112. Its totient is φ = 34033522000.

The previous prime is 85531616389. The next prime is 85531616483. The reversal of 85531616410 is 1461613558.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22388566 + ... + 22392385.

It is an arithmetic number, because the mean of its divisors is an integer number (9672685632).

Almost surely, 285531616410 is an apocalyptic number.

85531616410 is a deficient number, since it is larger than the sum of its proper divisors (69231353702).

85531616410 is a wasteful number, since it uses less digits than its factorization.

85531616410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44781149.

The product of its (nonzero) digits is 86400, while the sum is 40.

The spelling of 85531616410 in words is "eighty-five billion, five hundred thirty-one million, six hundred sixteen thousand, four hundred ten".

Divisors: 1 2 5 10 191 382 955 1910 44780951 89561902 223904755 447809510 8553161641 17106323282 42765808205 85531616410