51225404002 has 8 divisors (see below), whose sum is σ = 76891507200. Its totient is φ = 25594901604.

The previous prime is 51225403991. The next prime is 51225404029. The reversal of 51225404002 is 20040452215.

51225404002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8896602 + ... + 8902357.

It is an arithmetic number, because the mean of its divisors is an integer number (9611438400).

Almost surely, 2^51225404002 is an apocalyptic number.

51225404002 is a deficient number, since it is larger than the sum of its proper divisors (25666103198).

51225404002 is a wasteful number, since it uses less digits than its factorization.

51225404002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17800400.

The product of its (nonzero) digits is 3200, while the sum is 25.

Adding to 51225404002 its reverse (20040452215), we get a palindrome (71265856217).

The spelling of 51225404002 in words is "fifty-one billion, two hundred twenty-five million, four hundred four thousand, two".