623646232135 has 8 divisors (see below), whose sum is σ = 748541552976. Its totient is φ = 498806269440.

The previous prime is 623646232073. The next prime is 623646232141. The reversal of 623646232135 is 531232646326.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 623646232135 - 2¹¹ = 623646230087 is a prime.

It is a super-3 number, since 3×623646232135³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 623646232091 and 623646232100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13814746 + ... + 13859815.

It is an arithmetic number, because the mean of its divisors is an integer number (93567694122).

Almost surely, 2^623646232135 is an apocalyptic number.

623646232135 is a deficient number, since it is larger than the sum of its proper divisors (124895320841).

623646232135 is a wasteful number, since it uses less digits than its factorization.

623646232135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27679073.

The product of its digits is 933120, while the sum is 43.

The spelling of 623646232135 in words is "six hundred twenty-three billion, six hundred forty-six million, two hundred thirty-two thousand, one hundred thirty-five".