611402663245 has 16 divisors (see below), whose sum is σ = 803816799552. Its totient is φ = 442748076160.

The previous prime is 611402663243. The next prime is 611402663257. The reversal of 611402663245 is 542366204116.

It is not a de Polignac number, because 611402663245 - 2¹ = 611402663243 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 611402663198 and 611402663207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611402663243) 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, 23842147 + ... + 23867776.

It is an arithmetic number, because the mean of its divisors is an integer number (50238549972).

Almost surely, 2^611402663245 is an apocalyptic number.

It is an amenable number.

611402663245 is a deficient number, since it is larger than the sum of its proper divisors (192414136307).

611402663245 is a wasteful number, since it uses less digits than its factorization.

611402663245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47710172.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 611402663245 in words is "six hundred eleven billion, four hundred two million, six hundred sixty-three thousand, two hundred forty-five".