51046414419 has 64 divisors (see below), whose sum is σ = 91749224448. Its totient is φ = 24379920000.

The previous prime is 51046414411. The next prime is 51046414421. The reversal of 51046414419 is 91441464015.

It is not a de Polignac number, because 51046414419 - 2³ = 51046414411 is a prime.

It is a super-2 number, since 2×51046414419² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (51046414411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 719892 + ... + 787614.

It is an arithmetic number, because the mean of its divisors is an integer number (1433581632).

Almost surely, 2^51046414419 is an apocalyptic number.

51046414419 is a deficient number, since it is larger than the sum of its proper divisors (40702810029).

51046414419 is a wasteful number, since it uses less digits than its factorization.

51046414419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68008.

The product of its (nonzero) digits is 69120, while the sum is 39.

The spelling of 51046414419 in words is "fifty-one billion, forty-six million, four hundred fourteen thousand, four hundred nineteen".