50151271566 has 32 divisors (see below), whose sum is σ = 115857485568. Its totient is φ = 14303392640.

The previous prime is 50151271523. The next prime is 50151271567. The reversal of 50151271566 is 66517215105.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50151271567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22347930 + ... + 22350173.

It is an arithmetic number, because the mean of its divisors is an integer number (3620546424).

Almost surely, 2^50151271566 is an apocalyptic number.

50151271566 is an abundant number, since it is smaller than the sum of its proper divisors (65706214002).

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

50151271566 is a wasteful number, since it uses less digits than its factorization.

50151271566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44698136.

The product of its (nonzero) digits is 63000, while the sum is 39.

The spelling of 50151271566 in words is "fifty billion, one hundred fifty-one million, two hundred seventy-one thousand, five hundred sixty-six".