51151648448 has 14 divisors (see below), whose sum is σ = 101504052516. Its totient is φ = 25575824192.

The previous prime is 51151648433. The next prime is 51151648451. The reversal of 51151648448 is 84484615115.

It is a super-2 number, since 2×51151648448² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399622190 + ... + 399622317.

Almost surely, 2^51151648448 is an apocalyptic number.

It is an amenable number.

51151648448 is a deficient number, since it is larger than the sum of its proper divisors (50352404068).

51151648448 is an equidigital number, since it uses as much as digits as its factorization.

51151648448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799244519 (or 799244509 counting only the distinct ones).

The product of its digits is 614400, while the sum is 47.

The spelling of 51151648448 in words is "fifty-one billion, one hundred fifty-one million, six hundred forty-eight thousand, four hundred forty-eight".