51301253002 has 16 divisors (see below), whose sum is σ = 77211509760. Its totient is φ = 25564204512.

The previous prime is 51301252991. The next prime is 51301253021. The reversal of 51301253002 is 20035210315.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 836023 + ... + 895285.

It is an arithmetic number, because the mean of its divisors is an integer number (4825719360).

Almost surely, 2^51301253002 is an apocalyptic number.

51301253002 is a deficient number, since it is larger than the sum of its proper divisors (25910256758).

51301253002 is a wasteful number, since it uses less digits than its factorization.

51301253002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60717.

The product of its (nonzero) digits is 900, while the sum is 22.

Adding to 51301253002 its reverse (20035210315), we get a palindrome (71336463317).

The spelling of 51301253002 in words is "fifty-one billion, three hundred one million, two hundred fifty-three thousand, two".