613673557023 has 16 divisors (see below), whose sum is σ = 854028080640. Its totient is φ = 391226593824.

The previous prime is 613673556953. The next prime is 613673557039. The reversal of 613673557023 is 320755376316.

It is not a de Polignac number, because 613673557023 - 2¹² = 613673552927 is a prime.

It is a super-2 number, since 2×613673557023² (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 (613673557043) 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, 884608 + ... + 1417701.

It is an arithmetic number, because the mean of its divisors is an integer number (53376755040).

Almost surely, 2^613673557023 is an apocalyptic number.

613673557023 is a deficient number, since it is larger than the sum of its proper divisors (240354523617).

613673557023 is a wasteful number, since it uses less digits than its factorization.

613673557023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2306198.

The product of its (nonzero) digits is 2381400, while the sum is 48.

The spelling of 613673557023 in words is "six hundred thirteen billion, six hundred seventy-three million, five hundred fifty-seven thousand, twenty-three".