51330401034000 has 160 divisors (see below), whose sum is σ = 180533687068800. Its totient is φ = 12443733568000.

The previous prime is 51330401033993. The next prime is 51330401034083. The reversal of 51330401034000 is 43010403315.

It is a happy number.

It is a super-2 number, since 2×51330401034000² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 388800675 + ... + 388932674.

It is an arithmetic number, because the mean of its divisors is an integer number (1128335544180).

Almost surely, 2^{51330401034000} is an apocalyptic number.

51330401034000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51330401034000 is an abundant number, since it is smaller than the sum of its proper divisors (129203286034800).

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

51330401034000 is a wasteful number, since it uses less digits than its factorization.

51330401034000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777733386 (or 777733370 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 51330401034000 its reverse (43010403315), we get a palindrome (51373411437315).

The spelling of 51330401034000 in words is "fifty-one trillion, three hundred thirty billion, four hundred one million, thirty-four thousand".