1880820145850 has 48 divisors (see below), whose sum is σ = 3656583767232. Its totient is φ = 718404360960.

The previous prime is 1880820145849. The next prime is 1880820145889. The reversal of 1880820145850 is 585410280881.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 697052 + ... + 2060951.

It is an arithmetic number, because the mean of its divisors is an integer number (76178828484).

Almost surely, 2^{1880820145850} is an apocalyptic number.

1880820145850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1880820145850 is a deficient number, since it is larger than the sum of its proper divisors (1775763621382).

1880820145850 is a wasteful number, since it uses less digits than its factorization.

1880820145850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2758631 (or 2758626 counting only the distinct ones).

The product of its (nonzero) digits is 819200, while the sum is 50.

The spelling of 1880820145850 in words is "one trillion, eight hundred eighty billion, eight hundred twenty million, one hundred forty-five thousand, eight hundred fifty".