2209549294404 has 96 divisors (see below), whose sum is σ = 5749482816000. Its totient is φ = 733815637920.

The previous prime is 2209549294399. The next prime is 2209549294409. The reversal of 2209549294404 is 4044929459022.

2209549294404 is a `hidden beast` number, since 2 + 2 + 0 + 9 + 549 + 2 + 94 + 4 + 0 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (2209549294399) and next prime (2209549294409).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (2209549294409) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 89475699 + ... + 89500389.

It is an arithmetic number, because the mean of its divisors is an integer number (59890446000).

Almost surely, 2^{2209549294404} is an apocalyptic number.

It is an amenable number.

2209549294404 is an abundant number, since it is smaller than the sum of its proper divisors (3539933521596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2209549294404 is a wasteful number, since it uses less digits than its factorization.

2209549294404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27710 (or 27702 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 54.

The spelling of 2209549294404 in words is "two trillion, two hundred nine billion, five hundred forty-nine million, two hundred ninety-four thousand, four hundred four".