23673511407 has 64 divisors (see below), whose sum is σ = 39436379136. Its totient is φ = 12299212800.

The previous prime is 23673511403. The next prime is 23673511409. The reversal of 23673511407 is 70411537632.

It is not a de Polignac number, because 23673511407 - 2² = 23673511403 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23673511403) 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 63 ways as a sum of consecutive naturals, for example, 8450407 + ... + 8453207.

It is an arithmetic number, because the mean of its divisors is an integer number (616193424).

Almost surely, 2^23673511407 is an apocalyptic number.

23673511407 is a deficient number, since it is larger than the sum of its proper divisors (15762867729).

23673511407 is a wasteful number, since it uses less digits than its factorization.

23673511407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3280.

The product of its (nonzero) digits is 105840, while the sum is 39.

The spelling of 23673511407 in words is "twenty-three billion, six hundred seventy-three million, five hundred eleven thousand, four hundred seven".