1903806056136 has 32 divisors (see below), whose sum is σ = 5010015938400. Its totient is φ = 601201912320.

The previous prime is 1903806056093. The next prime is 1903806056149. The reversal of 1903806056136 is 6316506083091.

It is a super-2 number, since 2×1903806056136² (a number of 25 digits) contains 22 as substring.

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, 2087506185 + ... + 2087507096.

It is an arithmetic number, because the mean of its divisors is an integer number (156562998075).

Almost surely, 2^{1903806056136} is an apocalyptic number.

It is an amenable number.

1903806056136 is an abundant number, since it is smaller than the sum of its proper divisors (3106209882264).

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

1903806056136 is a wasteful number, since it uses less digits than its factorization.

1903806056136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4175013309 (or 4175013305 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 48.

The spelling of 1903806056136 in words is "one trillion, nine hundred three billion, eight hundred six million, fifty-six thousand, one hundred thirty-six".