51541401422 has 32 divisors (see below), whose sum is σ = 93027916800. Its totient is φ = 20921887008.

The previous prime is 51541401377. The next prime is 51541401467. The reversal of 51541401422 is 22410414515.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (51541401377) and next prime (51541401467).

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, 1321148 + ... + 1359600.

It is an arithmetic number, because the mean of its divisors is an integer number (2907122400).

Almost surely, 2^51541401422 is an apocalyptic number.

51541401422 is a deficient number, since it is larger than the sum of its proper divisors (41486515378).

51541401422 is a wasteful number, since it uses less digits than its factorization.

51541401422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43520.

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 51541401422 its reverse (22410414515), we get a palindrome (73951815937).

The spelling of 51541401422 in words is "fifty-one billion, five hundred forty-one million, four hundred one thousand, four hundred twenty-two".