51420355512483 has 64 divisors (see below), whose sum is σ = 74843763264000. Its totient is φ = 31278002079744.

The previous prime is 51420355512481. The next prime is 51420355512523. The reversal of 51420355512483 is 38421555302415.

It is not a de Polignac number, because 51420355512483 - 2¹ = 51420355512481 is a prime.

It is a super-2 number, since 2×51420355512483² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51420355512481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1370934816 + ... + 1370972322.

It is an arithmetic number, because the mean of its divisors is an integer number (1169433801000).

Almost surely, 2^{51420355512483} is an apocalyptic number.

51420355512483 is a deficient number, since it is larger than the sum of its proper divisors (23423407751517).

51420355512483 is a wasteful number, since it uses less digits than its factorization.

51420355512483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39604.

The product of its (nonzero) digits is 2880000, while the sum is 48.

The spelling of 51420355512483 in words is "fifty-one trillion, four hundred twenty billion, three hundred fifty-five million, five hundred twelve thousand, four hundred eighty-three".