23445421302542 has 8 divisors (see below), whose sum is σ = 35171088039936. Its totient is φ = 11721725289232.

The previous prime is 23445421302529. The next prime is 23445421302683. The reversal of 23445421302542 is 24520312454432.

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

It is a self number, because there is not a number n which added to its sum of digits gives 23445421302542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492651278 + ... + 492698865.

It is an arithmetic number, because the mean of its divisors is an integer number (4396386004992).

Almost surely, 2^{23445421302542} is an apocalyptic number.

23445421302542 is a deficient number, since it is larger than the sum of its proper divisors (11725666737394).

23445421302542 is a wasteful number, since it uses less digits than its factorization.

23445421302542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985362042.

The product of its (nonzero) digits is 921600, while the sum is 41.

Adding to 23445421302542 its reverse (24520312454432), we get a palindrome (47965733756974).

The spelling of 23445421302542 in words is "twenty-three trillion, four hundred forty-five billion, four hundred twenty-one million, three hundred two thousand, five hundred forty-two".