3472249999961 has 2 divisors, whose sum is σ = 3472249999962. Its totient is φ = 3472249999960.

The previous prime is 3472249999879. The next prime is 3472249999991. The reversal of 3472249999961 is 1699999422743.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2710698816400 + 761551183561 = 1646420^2 + 872669^2 .

It is a cyclic number.

It is not a de Polignac number, because 3472249999961 - 2²⁶ = 3472182891097 is a prime.

It is not a weakly prime, because it can be changed into another prime (3472249999991) by changing a digit.

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 as a sum of consecutive naturals, namely, 1736124999980 + 1736124999981.

It is an arithmetic number, because the mean of its divisors is an integer number (1736124999981).

Almost surely, 2^{3472249999961} is an apocalyptic number.

It is an amenable number.

3472249999961 is a deficient number, since it is larger than the sum of its proper divisors (1).

3472249999961 is an equidigital number, since it uses as much as digits as its factorization.

3472249999961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 476171136, while the sum is 74.

The spelling of 3472249999961 in words is "three trillion, four hundred seventy-two billion, two hundred forty-nine million, nine hundred ninety-nine thousand, nine hundred sixty-one".