1963546049 has 8 divisors (see below), whose sum is σ = 1982244960. Its totient is φ = 1944933376.

The previous prime is 1963546037. The next prime is 1963546069. The reversal of 1963546049 is 9406453691.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1963546049 - 2⁴ = 1963546033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1963545994 and 1963546012.

It is not an unprimeable number, because it can be changed into a prime (1963546069) 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, 24662 + ... + 67344.

It is an arithmetic number, because the mean of its divisors is an integer number (247780620).

Almost surely, 2^1963546049 is an apocalyptic number.

It is an amenable number.

1963546049 is a deficient number, since it is larger than the sum of its proper divisors (18698911).

1963546049 is a wasteful number, since it uses less digits than its factorization.

1963546049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43119.

The product of its (nonzero) digits is 699840, while the sum is 47.

The square root of 1963546049 is about 44311.9176858777. The cubic root of 1963546049 is about 1252.2192148567.

The spelling of 1963546049 in words is "one billion, nine hundred sixty-three million, five hundred forty-six thousand, forty-nine".