51425444452415 has 16 divisors (see below), whose sum is σ = 67342748850720. Its totient is φ = 37388008225920.

The previous prime is 51425444452409. The next prime is 51425444452429.

51425444452415 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 51425444452415 - 2¹² = 51425444448319 is a prime.

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, 153769100 + ... + 154103169.

It is an arithmetic number, because the mean of its divisors is an integer number (4208921803170).

Almost surely, 2^{51425444452415} is an apocalyptic number.

51425444452415 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

51425444452415 is a deficient number, since it is larger than the sum of its proper divisors (15917304398305).

51425444452415 is a wasteful number, since it uses less digits than its factorization.

51425444452415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307875322.

The product of its digits is 10240000, while the sum is 50.

It can be divided in two parts, 5142544 and 4452415, that added together give a palindrome (9594959).

The spelling of 51425444452415 in words is "fifty-one trillion, four hundred twenty-five billion, four hundred forty-four million, four hundred fifty-two thousand, four hundred fifteen".