361290255609 has 64 divisors (see below), whose sum is σ = 565389158400. Its totient is φ = 203537359872.

The previous prime is 361290255593. The next prime is 361290255631. The reversal of 361290255609 is 906552092163.

It is a happy number.

It is not a de Polignac number, because 361290255609 - 2⁴ = 361290255593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (361290255709) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2354922 + ... + 2503644.

It is an arithmetic number, because the mean of its divisors is an integer number (8834205600).

Almost surely, 2^361290255609 is an apocalyptic number.

It is an amenable number.

361290255609 is a deficient number, since it is larger than the sum of its proper divisors (204098902791).

361290255609 is a wasteful number, since it uses less digits than its factorization.

361290255609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148894.

The product of its (nonzero) digits is 874800, while the sum is 48.

The spelling of 361290255609 in words is "three hundred sixty-one billion, two hundred ninety million, two hundred fifty-five thousand, six hundred nine".