131620990498034 has 4 divisors (see below), whose sum is σ = 197431485747054. Its totient is φ = 65810495249016.

The previous prime is 131620990498033. The next prime is 131620990498099. The reversal of 131620990498034 is 430894099026131.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 99127969427809 + 32493021070225 = 9956303^2 + 5700265^2 .

It is not an unprimeable number, because it can be changed into a prime (131620990498033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32905247624507 + ... + 32905247624510.

Almost surely, 2^{131620990498034} is an apocalyptic number.

131620990498034 is a deficient number, since it is larger than the sum of its proper divisors (65810495249020).

131620990498034 is an equidigital number, since it uses as much as digits as its factorization.

131620990498034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65810495249019.

The product of its (nonzero) digits is 10077696, while the sum is 59.

The spelling of 131620990498034 in words is "one hundred thirty-one trillion, six hundred twenty billion, nine hundred ninety million, four hundred ninety-eight thousand, thirty-four".