2099977558 has 16 divisors (see below), whose sum is σ = 3605575680. Its totient is φ = 898586856.

The previous prime is 2099977469. The next prime is 2099977571. The reversal of 2099977558 is 8557799902.

It is a junction number, because it is equal to n+sod(n) for n = 2099977496 and 2099977505.

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, 107638 + ... + 125641.

It is an arithmetic number, because the mean of its divisors is an integer number (225348480).

Almost surely, 2^2099977558 is an apocalyptic number.

2099977558 is a deficient number, since it is larger than the sum of its proper divisors (1505598122).

2099977558 is a wasteful number, since it uses less digits than its factorization.

2099977558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233931.

The product of its (nonzero) digits is 14288400, while the sum is 61.

The square root of 2099977558 is about 45825.5120866096. The cubic root of 2099977558 is about 1280.5746032637.

The spelling of 2099977558 in words is "two billion, ninety-nine million, nine hundred seventy-seven thousand, five hundred fifty-eight".