774306947973 has 48 divisors (see below), whose sum is σ = 1171222112256. Its totient is φ = 454242634560.

The previous prime is 774306947957. The next prime is 774306948029. The reversal of 774306947973 is 379749603477.

It is not a de Polignac number, because 774306947973 - 2⁴ = 774306947957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (774306947873) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 685386 + ... + 1420692.

It is an arithmetic number, because the mean of its divisors is an integer number (24400460672).

Almost surely, 2^774306947973 is an apocalyptic number.

It is an amenable number.

774306947973 is a deficient number, since it is larger than the sum of its proper divisors (396915164283).

774306947973 is a wasteful number, since it uses less digits than its factorization.

774306947973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735434 (or 735421 counting only the distinct ones).

The product of its (nonzero) digits is 168031584, while the sum is 66.

The spelling of 774306947973 in words is "seven hundred seventy-four billion, three hundred six million, nine hundred forty-seven thousand, nine hundred seventy-three".