131435405544045 has 16 divisors (see below), whose sum is σ = 210352983449472. Its totient is φ = 70080104763840.

The previous prime is 131435405544041. The next prime is 131435405544059. The reversal of 131435405544045 is 540445504534131.

It is not a de Polignac number, because 131435405544045 - 2² = 131435405544041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131435405543985 and 131435405544003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131435405544041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1173579201 + ... + 1173691190.

It is an arithmetic number, because the mean of its divisors is an integer number (13147061465592).

Almost surely, 2^{131435405544045} is an apocalyptic number.

131435405544045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

131435405544045 is a deficient number, since it is larger than the sum of its proper divisors (78917577905427).

131435405544045 is a wasteful number, since it uses less digits than its factorization.

131435405544045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2347274132.

The product of its (nonzero) digits is 5760000, while the sum is 48.

The spelling of 131435405544045 in words is "one hundred thirty-one trillion, four hundred thirty-five billion, four hundred five million, five hundred forty-four thousand, forty-five".