51452471200419 has 32 divisors (see below), whose sum is σ = 77037408000000. Its totient is φ = 33936697274112.

The previous prime is 51452471200411. The next prime is 51452471200421. The reversal of 51452471200419 is 91400217425415.

It is a happy number.

51452471200419 is a `hidden beast` number, since 5 + 1 + 4 + 5 + 24 + 7 + 1 + 200 + 419 = 666.

It is not a de Polignac number, because 51452471200419 - 2³ = 51452471200411 is a prime.

It is a super-2 number, since 2×51452471200419² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51452471200411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4578982 + ... + 11129780.

It is an arithmetic number, because the mean of its divisors is an integer number (2407419000000).

Almost surely, 2^{51452471200419} is an apocalyptic number.

51452471200419 is a deficient number, since it is larger than the sum of its proper divisors (25584936799581).

51452471200419 is a wasteful number, since it uses less digits than its factorization.

51452471200419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6553904 (or 6553898 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The spelling of 51452471200419 in words is "fifty-one trillion, four hundred fifty-two billion, four hundred seventy-one million, two hundred thousand, four hundred nineteen".