1097585213948 has 12 divisors (see below), whose sum is σ = 1940575920192. Its totient is φ = 543134951040.

The previous prime is 1097585213909. The next prime is 1097585213999. The reversal of 1097585213948 is 8493125857901.

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, 1414413548 + ... + 1414414323.

It is an arithmetic number, because the mean of its divisors is an integer number (161714660016).

Almost surely, 2^{1097585213948} is an apocalyptic number.

It is an amenable number.

1097585213948 is a deficient number, since it is larger than the sum of its proper divisors (842990706244).

1097585213948 is a wasteful number, since it uses less digits than its factorization.

1097585213948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828827972 (or 2828827970 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 62.

The spelling of 1097585213948 in words is "one trillion, ninety-seven billion, five hundred eighty-five million, two hundred thirteen thousand, nine hundred forty-eight".