51514321023403 has 6 divisors (see below), whose sum is σ = 59924822415036. Its totient is φ = 44155132305732.

The previous prime is 51514321023367. The next prime is 51514321023461. The reversal of 51514321023403 is 30432012341515.

It is a de Polignac number, because none of the positive numbers 2^k-51514321023403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51514321023203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 525656336925 + ... + 525656337022.

It is an arithmetic number, because the mean of its divisors is an integer number (9987470402506).

Almost surely, 2^{51514321023403} is an apocalyptic number.

51514321023403 is a deficient number, since it is larger than the sum of its proper divisors (8410501391633).

51514321023403 is a wasteful number, since it uses less digits than its factorization.

51514321023403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1051312673961 (or 1051312673954 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 51514321023403 its reverse (30432012341515), we get a palindrome (81946333364918).

The spelling of 51514321023403 in words is "fifty-one trillion, five hundred fourteen billion, three hundred twenty-one million, twenty-three thousand, four hundred three".