1950143808 has 56 divisors (see below), whose sum is σ = 5236801312. Its totient is φ = 640341504.

The previous prime is 1950143791. The next prime is 1950143813. The reversal of 1950143808 is 8083410591.

It is a congruent number.

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, 62935 + ... + 88662.

Almost surely, 2^1950143808 is an apocalyptic number.

It is an amenable number.

1950143808 is an abundant number, since it is smaller than the sum of its proper divisors (3286657504).

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

1950143808 is a wasteful number, since it uses less digits than its factorization.

1950143808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151679 (or 151669 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 39.

The square root of 1950143808 is about 44160.4326065767. The cubic root of 1950143808 is about 1249.3636885145.

The spelling of 1950143808 in words is "one billion, nine hundred fifty million, one hundred forty-three thousand, eight hundred eight".