619785034712 has 8 divisors (see below), whose sum is σ = 1162096940100. Its totient is φ = 309892517352.

The previous prime is 619785034709. The next prime is 619785034811. The reversal of 619785034712 is 217430587916.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38736564662 + ... + 38736564677.

It is a 1-persistent number, because it is pandigital, but 2⋅619785034712 = 1239570069424 is not.

Almost surely, 2^619785034712 is an apocalyptic number.

It is an amenable number.

619785034712 is a deficient number, since it is larger than the sum of its proper divisors (542311905388).

619785034712 is a wasteful number, since it uses less digits than its factorization.

619785034712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77473129345 (or 77473129341 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 53.

The spelling of 619785034712 in words is "six hundred nineteen billion, seven hundred eighty-five million, thirty-four thousand, seven hundred twelve".