51042414402 has 48 divisors (see below), whose sum is σ = 126405576960. Its totient is φ = 14581835136.

The previous prime is 51042414391. The next prime is 51042414413. The reversal of 51042414402 is 20441424015.

51042414402 is a `hidden beast` number, since 5 + 10 + 4 + 241 + 4 + 402 = 666.

It is an interprime number because it is at equal distance from previous prime (51042414391) and next prime (51042414413).

It is a super-3 number, since 3×51042414402³ (a number of 33 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1382778 + ... + 1419210.

It is an arithmetic number, because the mean of its divisors is an integer number (2633449520).

Almost surely, 2^51042414402 is an apocalyptic number.

51042414402 is an abundant number, since it is smaller than the sum of its proper divisors (75363162558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51042414402 is a wasteful number, since it uses less digits than its factorization.

51042414402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47567 (or 47564 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 51042414402 its reverse (20441424015), we get a palindrome (71483838417).

The spelling of 51042414402 in words is "fifty-one billion, forty-two million, four hundred fourteen thousand, four hundred two".