51448014777 has 8 divisors (see below), whose sum is σ = 68605364800. Its totient is φ = 34294670640.

The previous prime is 51448014763. The next prime is 51448014781. The reversal of 51448014777 is 77741084415.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 51448014777 - 2⁶ = 51448014713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51448014797) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 971374 + ... + 1022967.

It is an arithmetic number, because the mean of its divisors is an integer number (8575670600).

Almost surely, 2^51448014777 is an apocalyptic number.

It is an amenable number.

51448014777 is a deficient number, since it is larger than the sum of its proper divisors (17157350023).

51448014777 is a wasteful number, since it uses less digits than its factorization.

51448014777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002943.

The product of its (nonzero) digits is 878080, while the sum is 48.

The spelling of 51448014777 in words is "fifty-one billion, four hundred forty-eight million, fourteen thousand, seven hundred seventy-seven".