763858678472 has 8 divisors (see below), whose sum is σ = 1432235022150. Its totient is φ = 381929339232.

The previous prime is 763858678469. The next prime is 763858678487. The reversal of 763858678472 is 274876858367.

It can be written as a sum of positive squares in only one way, i.e., 763851528196 + 7150276 = 873986^2 + 2674^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 763858678396 and 763858678405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47741167397 + ... + 47741167412.

Almost surely, 2^763858678472 is an apocalyptic number.

It is an amenable number.

763858678472 is a deficient number, since it is larger than the sum of its proper divisors (668376343678).

763858678472 is a wasteful number, since it uses less digits than its factorization.

763858678472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95482334815 (or 95482334811 counting only the distinct ones).

The product of its digits is 758661120, while the sum is 71.

The spelling of 763858678472 in words is "seven hundred sixty-three billion, eight hundred fifty-eight million, six hundred seventy-eight thousand, four hundred seventy-two".