5451963948 has 18 divisors (see below), whose sum is σ = 13781353404. Its totient is φ = 1817321304.

The previous prime is 5451963943. The next prime is 5451963961. The reversal of 5451963948 is 8493691545.

5451963948 is a `hidden beast` number, since 54 + 519 + 6 + 39 + 48 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 5451963894 and 5451963903.

It is not an unprimeable number, because it can be changed into a prime (5451963943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 75721686 + ... + 75721757.

Almost surely, 2^5451963948 is an apocalyptic number.

It is an amenable number.

5451963948 is an abundant number, since it is smaller than the sum of its proper divisors (8329389456).

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

5451963948 is a wasteful number, since it uses less digits than its factorization.

5451963948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151443453 (or 151443448 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 54.

The square root of 5451963948 is about 73837.4156373312. The cubic root of 5451963948 is about 1760.0202248881.

The spelling of 5451963948 in words is "five billion, four hundred fifty-one million, nine hundred sixty-three thousand, nine hundred forty-eight".