1950055554958 has 12 divisors (see below), whose sum is σ = 3402647958312. Its totient is φ = 835738094940.

The previous prime is 1950055554901. The next prime is 1950055554959. The reversal of 1950055554958 is 8594555500591.

It is a junction number, because it is equal to n+sod(n) for n = 1950055554896 and 1950055554905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1950055554959) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9949262938 + ... + 9949263133.

It is an arithmetic number, because the mean of its divisors is an integer number (283553996526).

Almost surely, 2^{1950055554958} is an apocalyptic number.

1950055554958 is a deficient number, since it is larger than the sum of its proper divisors (1452592403354).

1950055554958 is a wasteful number, since it uses less digits than its factorization.

1950055554958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19898526087 (or 19898526080 counting only the distinct ones).

The product of its (nonzero) digits is 40500000, while the sum is 61.

The spelling of 1950055554958 in words is "one trillion, nine hundred fifty billion, fifty-five million, five hundred fifty-four thousand, nine hundred fifty-eight".