6961623544 has 16 divisors (see below), whose sum is σ = 13168559520. Its totient is φ = 3450007680.

The previous prime is 6961623533. The next prime is 6961623547. The reversal of 6961623544 is 4453261696.

It is a junction number, because it is equal to n+sod(n) for n = 6961623494 and 6961623503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6961623547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3849552 + ... + 3851359.

It is an arithmetic number, because the mean of its divisors is an integer number (823034970).

Almost surely, 2^6961623544 is an apocalyptic number.

It is an amenable number.

6961623544 is a deficient number, since it is larger than the sum of its proper divisors (6206935976).

6961623544 is a wasteful number, since it uses less digits than its factorization.

6961623544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7701030 (or 7701026 counting only the distinct ones).

The product of its digits is 933120, while the sum is 46.

The square root of 6961623544 is about 83436.3442631567. The cubic root of 6961623544 is about 1909.4289882308.

The spelling of 6961623544 in words is "six billion, nine hundred sixty-one million, six hundred twenty-three thousand, five hundred forty-four".