2097558557902 has 8 divisors (see below), whose sum is σ = 3146377780512. Its totient is φ = 1048765964400.

The previous prime is 2097558557893. The next prime is 2097558557911.

2097558557902 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (2097558557893) and next prime (2097558557911).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6459174 + ... + 6776137.

It is an arithmetic number, because the mean of its divisors is an integer number (393297222564).

Almost surely, 2^{2097558557902} is an apocalyptic number.

2097558557902 is a deficient number, since it is larger than the sum of its proper divisors (1048819222610).

2097558557902 is a wasteful number, since it uses less digits than its factorization.

2097558557902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13314554.

The product of its (nonzero) digits is 79380000, while the sum is 64.

The spelling of 2097558557902 in words is "two trillion, ninety-seven billion, five hundred fifty-eight million, five hundred fifty-seven thousand, nine hundred two".