50451012 has 60 divisors (see below), whose sum is σ = 136170496. Its totient is φ = 16271280.

The previous prime is 50451007. The next prime is 50451031. The reversal of 50451012 is 21015405.

It is a super-2 number, since 2×50451012² = 5090609223648288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7533 + ... + 12555.

Almost surely, 2^50451012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50451012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68085248).

50451012 is an abundant number, since it is smaller than the sum of its proper divisors (85719484).

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

50451012 is a wasteful number, since it uses less digits than its factorization.

50451012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5070 (or 5059 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 50451012 is about 7102.8875818219. The cubic root of 50451012 is about 369.5075308393.

Adding to 50451012 its reverse (21015405), we get a palindrome (71466417).

The spelling of 50451012 in words is "fifty million, four hundred fifty-one thousand, twelve".