51044341590 has 128 divisors (see below), whose sum is σ = 153613324800. Its totient is φ = 11947662720.

The previous prime is 51044341511. The next prime is 51044341591. The reversal of 51044341590 is 9514344015.

It is a happy number.

51044341590 is a `hidden beast` number, since 510 + 4 + 43 + 4 + 15 + 90 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51044341591) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 210192 + ... + 382451.

It is an arithmetic number, because the mean of its divisors is an integer number (1200104100).

Almost surely, 2^51044341590 is an apocalyptic number.

51044341590 is an abundant number, since it is smaller than the sum of its proper divisors (102568983210).

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

51044341590 is a wasteful number, since it uses less digits than its factorization.

51044341590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592699 (or 592693 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 51044341590 in words is "fifty-one billion, forty-four million, three hundred forty-one thousand, five hundred ninety".