51022039203420 has 48 divisors (see below), whose sum is σ = 143586896146848. Its totient is φ = 13536811751680.

The previous prime is 51022039203419. The next prime is 51022039203433. The reversal of 51022039203420 is 2430293022015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2158280871 + ... + 2158304510.

It is an arithmetic number, because the mean of its divisors is an integer number (2991393669726).

Almost surely, 2^{51022039203420} is an apocalyptic number.

It is an amenable number.

51022039203420 is an abundant number, since it is smaller than the sum of its proper divisors (92564856943428).

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

51022039203420 is a wasteful number, since it uses less digits than its factorization.

51022039203420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4316585590 (or 4316585588 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 51022039203420 in words is "fifty-one trillion, twenty-two billion, thirty-nine million, two hundred three thousand, four hundred twenty".