50427102981 has 16 divisors (see below), whose sum is σ = 69418395648. Its totient is φ = 32539852800.

The previous prime is 50427102953. The next prime is 50427102989. The reversal of 50427102981 is 18920172405.

50427102981 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 50427102981 - 2⁶ = 50427102917 is a prime.

It is a super-2 number, since 2×50427102981² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50427102989) 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, 1598460 + ... + 1629701.

It is an arithmetic number, because the mean of its divisors is an integer number (4338649728).

Almost surely, 2^50427102981 is an apocalyptic number.

It is an amenable number.

50427102981 is a deficient number, since it is larger than the sum of its proper divisors (18991292667).

50427102981 is a wasteful number, since it uses less digits than its factorization.

50427102981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3228332.

The product of its (nonzero) digits is 40320, while the sum is 39.

The spelling of 50427102981 in words is "fifty billion, four hundred twenty-seven million, one hundred two thousand, nine hundred eighty-one".