23420455503151 has 16 divisors (see below), whose sum is σ = 27031852228608. Its totient is φ = 19875472020000.

The previous prime is 23420455503089. The next prime is 23420455503161. The reversal of 23420455503151 is 15130555402432.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23420455503151 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 (23420455503161) 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, 33407376 + ... + 34101226.

It is an arithmetic number, because the mean of its divisors is an integer number (1689490764288).

Almost surely, 2^{23420455503151} is an apocalyptic number.

23420455503151 is a deficient number, since it is larger than the sum of its proper divisors (3611396725457).

23420455503151 is a wasteful number, since it uses less digits than its factorization.

23420455503151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741702.

The product of its (nonzero) digits is 360000, while the sum is 40.

The spelling of 23420455503151 in words is "twenty-three trillion, four hundred twenty billion, four hundred fifty-five million, five hundred three thousand, one hundred fifty-one".