611645461413 has 48 divisors (see below), whose sum is σ = 1048152078720. Its totient is φ = 314649882624.

The previous prime is 611645461369. The next prime is 611645461417. The reversal of 611645461413 is 314164546116.

It is not a de Polignac number, because 611645461413 - 2³⁴ = 594465592229 is a prime.

It is a super-2 number, since 2×611645461413² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611645461417) 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 in 47 ways as a sum of consecutive naturals, for example, 5263308 + ... + 5378261.

It is an arithmetic number, because the mean of its divisors is an integer number (21836501640).

Almost surely, 2^611645461413 is an apocalyptic number.

It is an amenable number.

611645461413 is a deficient number, since it is larger than the sum of its proper divisors (436506617307).

611645461413 is a wasteful number, since it uses less digits than its factorization.

611645461413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10641626 (or 10641619 counting only the distinct ones).

The product of its digits is 207360, while the sum is 42.

The spelling of 611645461413 in words is "six hundred eleven billion, six hundred forty-five million, four hundred sixty-one thousand, four hundred thirteen".