50126732101 has 8 divisors (see below), whose sum is σ = 50878416600. Its totient is φ = 49379235840.

The previous prime is 50126732021. The next prime is 50126732137. The reversal of 50126732101 is 10123762105.

It is a happy number.

It is a Cunningham number, because it is equal to 223890²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 1 + 50126732100 = 1^2 + 223890^2 .

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 50126732101 - 2¹⁵ = 50126699333 is a prime.

It is a super-2 number, since 2×50126732101² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50126732101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50126732141) 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, 1022940 + ... + 1070821.

It is an arithmetic number, because the mean of its divisors is an integer number (6359802075).

Almost surely, 2^50126732101 is an apocalyptic number.

It is an amenable number.

50126732101 is a deficient number, since it is larger than the sum of its proper divisors (751684499).

50126732101 is a wasteful number, since it uses less digits than its factorization.

50126732101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2094119.

The product of its (nonzero) digits is 2520, while the sum is 28.

The spelling of 50126732101 in words is "fifty billion, one hundred twenty-six million, seven hundred thirty-two thousand, one hundred one".