23378428454 has 8 divisors (see below), whose sum is σ = 35117105520. Its totient is φ = 11672726616.

The previous prime is 23378428433. The next prime is 23378428471. The reversal of 23378428454 is 45482487332.

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

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, 8242034 + ... + 8244869.

It is an arithmetic number, because the mean of its divisors is an integer number (4389638190).

Almost surely, 2^23378428454 is an apocalyptic number.

23378428454 is a deficient number, since it is larger than the sum of its proper divisors (11738677066).

23378428454 is a wasteful number, since it uses less digits than its factorization.

23378428454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16487614.

The product of its digits is 5160960, while the sum is 50.

The spelling of 23378428454 in words is "twenty-three billion, three hundred seventy-eight million, four hundred twenty-eight thousand, four hundred fifty-four".