363648342641 has 4 divisors (see below), whose sum is σ = 365236326900. Its totient is φ = 362060358384.

The previous prime is 363648342559. The next prime is 363648342691. The reversal of 363648342641 is 146243846363.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 146243846363 = 9677 ⋅15112519.

It can be written as a sum of positive squares in 2 ways, for example, as 238471072225 + 125177270416 = 488335^2 + 353804^2 .

It is a cyclic number.

It is not a de Polignac number, because 363648342641 - 2²⁶ = 363581233777 is a prime.

It is a super-2 number, since 2×363648342641² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 363648342641.

It is not an unprimeable number, because it can be changed into a prime (363648342691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 793991786 + ... + 793992243.

It is an arithmetic number, because the mean of its divisors is an integer number (91309081725).

Almost surely, 2^363648342641 is an apocalyptic number.

It is an amenable number.

363648342641 is a deficient number, since it is larger than the sum of its proper divisors (1587984259).

363648342641 is a wasteful number, since it uses less digits than its factorization.

363648342641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1587984258.

The product of its digits is 5971968, while the sum is 50.

The spelling of 363648342641 in words is "three hundred sixty-three billion, six hundred forty-eight million, three hundred forty-two thousand, six hundred forty-one".