51010006011 has 16 divisors (see below), whose sum is σ = 68321470464. Its totient is φ = 33852921984.

The previous prime is 51010006009. The next prime is 51010006037. The reversal of 51010006011 is 11060001015.

It is not a de Polignac number, because 51010006011 - 2¹ = 51010006009 is a prime.

It is a super-2 number, since 2×51010006011² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51010006051) 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, 615126 + ... + 693108.

It is an arithmetic number, because the mean of its divisors is an integer number (4270091904).

Almost surely, 2^51010006011 is an apocalyptic number.

51010006011 is a deficient number, since it is larger than the sum of its proper divisors (17311464453).

51010006011 is a wasteful number, since it uses less digits than its factorization.

51010006011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78970.

The product of its (nonzero) digits is 30, while the sum is 15.

Adding to 51010006011 its reverse (11060001015), we get a palindrome (62070007026).

The spelling of 51010006011 in words is "fifty-one billion, ten million, six thousand, eleven".