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18370035042 = 233313924139
BaseRepresentation
bin10001000110111100…
…000111110101100010
31202102020110110200020
4101012330013311202
5300110212110132
612234501334310
71220140502322
oct210674076542
952366413606
1018370035042
117877451247
123688107396
131969aacb28
14c63a31282
15727aed52c
hex446f07d62

18370035042 has 16 divisors (see below), whose sum is σ = 36751199520. Its totient is φ = 6121490112.

The previous prime is 18370035037. The next prime is 18370035043. The reversal of 18370035042 is 24053007381.

It is a junction number, because it is equal to n+sod(n) for n = 18370034994 and 18370035012.

It is not an unprimeable number, because it can be changed into a prime (18370035043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 442192 + ... + 481947.

It is an arithmetic number, because the mean of its divisors is an integer number (2296949970).

Almost surely, 218370035042 is an apocalyptic number.

18370035042 is an abundant number, since it is smaller than the sum of its proper divisors (18381164478).

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

18370035042 is a wasteful number, since it uses less digits than its factorization.

18370035042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 927457.

The product of its (nonzero) digits is 20160, while the sum is 33.

The spelling of 18370035042 in words is "eighteen billion, three hundred seventy million, thirty-five thousand, forty-two".

Divisors: 1 2 3 6 3313 6626 9939 19878 924139 1848278 2772417 5544834 3061672507 6123345014 9185017521 18370035042