51454108206 has 12 divisors (see below), whose sum is σ = 111483901152. Its totient is φ = 17151369396.

The previous prime is 51454108193. The next prime is 51454108213. The reversal of 51454108206 is 60280145415.

It is a happy number.

51454108206 is a `hidden beast` number, since 514 + 54 + 10 + 82 + 0 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1429280766 + ... + 1429280801.

It is an arithmetic number, because the mean of its divisors is an integer number (9290325096).

Almost surely, 2^51454108206 is an apocalyptic number.

51454108206 is an abundant number, since it is smaller than the sum of its proper divisors (60029792946).

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

51454108206 is a wasteful number, since it uses less digits than its factorization.

51454108206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2858561575 (or 2858561572 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The spelling of 51454108206 in words is "fifty-one billion, four hundred fifty-four million, one hundred eight thousand, two hundred six".