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131468706895 = 545475782657
BaseRepresentation
bin111101001110000100…
…1010100010001001111
3110120100021120021201111
41322130021110101033
54123221442110040
6140221302352451
712332626366441
oct1723411242117
9416307507644
10131468706895
1150834726389
122159072b727
13c52225b376
146512584491
153646c7adea
hex1e9c25444f

131468706895 has 8 divisors (see below), whose sum is σ = 157797171504. Its totient is φ = 105151816704.

The previous prime is 131468706893. The next prime is 131468706931. The reversal of 131468706895 is 598607864131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 131468706895 - 21 = 131468706893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131468706893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2868594 + ... + 2914063.

It is an arithmetic number, because the mean of its divisors is an integer number (19724646438).

Almost surely, 2131468706895 is an apocalyptic number.

131468706895 is a deficient number, since it is larger than the sum of its proper divisors (26328464609).

131468706895 is an equidigital number, since it uses as much as digits as its factorization.

131468706895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5787209.

The product of its (nonzero) digits is 8709120, while the sum is 58.

The spelling of 131468706895 in words is "one hundred thirty-one billion, four hundred sixty-eight million, seven hundred six thousand, eight hundred ninety-five".

Divisors: 1 5 4547 22735 5782657 28913285 26293741379 131468706895