131402055536 has 30 divisors (see below), whose sum is σ = 257087574360. Its totient is φ = 65063069664.

The previous prime is 131402055523. The next prime is 131402055541. The reversal of 131402055536 is 635550204131.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 131402055496 and 131402055505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 217316 + ... + 556803.

It is an arithmetic number, because the mean of its divisors is an integer number (8569585812).

Almost surely, 2^131402055536 is an apocalyptic number.

131402055536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

131402055536 is a deficient number, since it is larger than the sum of its proper divisors (125685518824).

131402055536 is an equidigital number, since it uses as much as digits as its factorization.

131402055536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774333 (or 774224 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 35.

Adding to 131402055536 its reverse (635550204131), we get a palindrome (766952259667).

The spelling of 131402055536 in words is "one hundred thirty-one billion, four hundred two million, fifty-five thousand, five hundred thirty-six".