774413620042 has 16 divisors (see below), whose sum is σ = 1179064461960. Its totient is φ = 381405929472.

The previous prime is 774413620037. The next prime is 774413620073. The reversal of 774413620042 is 240026314477.

It can be written as a sum of positive squares in 4 ways, for example, as 568487348361 + 205926271681 = 753981^2 + 453791^2 .

It is a junction number, because it is equal to n+sod(n) for n = 774413619977 and 774413620004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3336493 + ... + 3561040.

Almost surely, 2^774413620042 is an apocalyptic number.

774413620042 is a deficient number, since it is larger than the sum of its proper divisors (404650841918).

774413620042 is a wasteful number, since it uses less digits than its factorization.

774413620042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6898377.

The product of its (nonzero) digits is 225792, while the sum is 40.

The spelling of 774413620042 in words is "seven hundred seventy-four billion, four hundred thirteen million, six hundred twenty thousand, forty-two".