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542636510130 = 23251113671135569
BaseRepresentation
bin1111110010101111010…
…10000000101110110010
31220212122021022211201100
413321113222000232302
532342304421311010
61053141143345230
754130016142531
oct7712752005662
91825567284640
10542636510130
1119a149188630
12891bba52216
133c22a4b74b0
141c399a18318
15e1add0d2c0
hex7e57a80bb2

542636510130 has 384 divisors, whose sum is σ = 1697438695680. Its totient is φ = 118536929280.

The previous prime is 542636510077. The next prime is 542636510147. The reversal of 542636510130 is 31015636245.

542636510130 is a `hidden beast` number, since 5 + 4 + 2 + 6 + 3 + 6 + 510 + 130 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 97435986 + ... + 97441554.

It is an arithmetic number, because the mean of its divisors is an integer number (4420413270).

Almost surely, 2542636510130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 542636510130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (848719347840).

542636510130 is an abundant number, since it is smaller than the sum of its proper divisors (1154802185550).

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

542636510130 is a wasteful number, since it uses less digits than its factorization.

542636510130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5786 (or 5783 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 542636510130 in words is "five hundred forty-two billion, six hundred thirty-six million, five hundred ten thousand, one hundred thirty".