42784365950 has 12 divisors (see below), whose sum is σ = 79578920760. Its totient is φ = 17113746360.

The previous prime is 42784365907. The next prime is 42784365979. The reversal of 42784365950 is 5956348724.

It is a junction number, because it is equal to n+sod(n) for n = 42784365892 and 42784365901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 427843610 + ... + 427843709.

It is an arithmetic number, because the mean of its divisors is an integer number (6631576730).

Almost surely, 2^42784365950 is an apocalyptic number.

42784365950 is a deficient number, since it is larger than the sum of its proper divisors (36794554810).

42784365950 is a wasteful number, since it uses less digits than its factorization.

42784365950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855687331 (or 855687326 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 53.

The spelling of 42784365950 in words is "forty-two billion, seven hundred eighty-four million, three hundred sixty-five thousand, nine hundred fifty".