1804957351356 has 24 divisors (see below), whose sum is σ = 4232730812800. Its totient is φ = 598629070512.

The previous prime is 1804957351349. The next prime is 1804957351391. The reversal of 1804957351356 is 6531537594081.

It is a junction number, because it is equal to n+sod(n) for n = 1804957351296 and 1804957351305.

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, 377920006 + ... + 377924781.

Almost surely, 2^{1804957351356} is an apocalyptic number.

It is an amenable number.

1804957351356 is an abundant number, since it is smaller than the sum of its proper divisors (2427773461444).

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

1804957351356 is a wasteful number, since it uses less digits than its factorization.

1804957351356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755844993 (or 755844991 counting only the distinct ones).

The product of its (nonzero) digits is 13608000, while the sum is 57.

The spelling of 1804957351356 in words is "one trillion, eight hundred four billion, nine hundred fifty-seven million, three hundred fifty-one thousand, three hundred fifty-six".