23361553501 has 16 divisors (see below), whose sum is σ = 27855390528. Its totient is φ = 19311494400.

The previous prime is 23361553489. The next prime is 23361553517. The reversal of 23361553501 is 10535516332.

It is not a de Polignac number, because 23361553501 - 2¹³ = 23361545309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23361553571) 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, 1209580 + ... + 1228741.

It is an arithmetic number, because the mean of its divisors is an integer number (1740961908).

Almost surely, 2^23361553501 is an apocalyptic number.

It is an amenable number.

23361553501 is a deficient number, since it is larger than the sum of its proper divisors (4493837027).

23361553501 is a wasteful number, since it uses less digits than its factorization.

23361553501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2438412.

The product of its (nonzero) digits is 40500, while the sum is 34.

The spelling of 23361553501 in words is "twenty-three billion, three hundred sixty-one million, five hundred fifty-three thousand, five hundred one".