2055770597990 has 32 divisors (see below), whose sum is σ = 3828249060480. Its totient is φ = 793898353024.

The previous prime is 2055770597983. The next prime is 2055770598047. The reversal of 2055770597990 is 997950775502.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4129907 + ... + 4600833.

It is an arithmetic number, because the mean of its divisors is an integer number (119632783140).

Almost surely, 2^{2055770597990} is an apocalyptic number.

2055770597990 is a deficient number, since it is larger than the sum of its proper divisors (1772478462490).

2055770597990 is a wasteful number, since it uses less digits than its factorization.

2055770597990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486016.

The product of its (nonzero) digits is 62511750, while the sum is 65.

The spelling of 2055770597990 in words is "two trillion, fifty-five billion, seven hundred seventy million, five hundred ninety-seven thousand, nine hundred ninety".