1958420716 has 12 divisors (see below), whose sum is σ = 3916841488. Its totient is φ = 839323152.

The previous prime is 1958420701. The next prime is 1958420729. The reversal of 1958420716 is 6170248591.

1958420716 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34971771 + ... + 34971826.

Almost surely, 2^1958420716 is an apocalyptic number.

It is an amenable number.

1958420716 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1958420716 is a wasteful number, since it uses less digits than its factorization.

1958420716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69943608 (or 69943606 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 43.

The square root of 1958420716 is about 44254.0474533121. The cubic root of 1958420716 is about 1251.1287332090.

The spelling of 1958420716 in words is "one billion, nine hundred fifty-eight million, four hundred twenty thousand, seven hundred sixteen".