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2007648900220 = 225145169181561
BaseRepresentation
bin11101001101110001001…
…100110001010001111100
321002221002111121020111211
4131031301030301101330
5230343131104301340
64134145015254204
7265022261040505
oct35156114612174
97087074536454
102007648900220
11704491512827
1228511967a364
13117422127832
146d256681bac
15373547735ea
hex1d37133147c

2007648900220 has 24 divisors (see below), whose sum is σ = 4218968377008. Its totient is φ = 802506096000.

The previous prime is 2007648900181. The next prime is 2007648900263. The reversal of 2007648900220 is 220098467002.

It is a congruent number.

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, 34561761 + ... + 34619800.

It is an arithmetic number, because the mean of its divisors is an integer number (175790349042).

Almost surely, 22007648900220 is an apocalyptic number.

2007648900220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2007648900220 is an abundant number, since it is smaller than the sum of its proper divisors (2211319476788).

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

2007648900220 is a wasteful number, since it uses less digits than its factorization.

2007648900220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69183021 (or 69183019 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 40.

The spelling of 2007648900220 in words is "two trillion, seven billion, six hundred forty-eight million, nine hundred thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 1451 2902 5804 7255 14510 29020 69181561 138363122 276726244 345907805 691815610 1383631220 100382445011 200764890022 401529780044 501912225055 1003824450110 2007648900220