23151145455034 has 4 divisors (see below), whose sum is σ = 34726718182554. Its totient is φ = 11575572727516.

The previous prime is 23151145454989. The next prime is 23151145455037. The reversal of 23151145455034 is 43055454115132.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21723084604809 + 1428060850225 = 4660803^2 + 1195015^2 .

It is not an unprimeable number, because it can be changed into a prime (23151145455037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5787786363757 + ... + 5787786363760.

Almost surely, 2^{23151145455034} is an apocalyptic number.

23151145455034 is a deficient number, since it is larger than the sum of its proper divisors (11575572727520).

23151145455034 is a wasteful number, since it uses less digits than its factorization.

23151145455034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11575572727519.

The product of its (nonzero) digits is 720000, while the sum is 43.

The spelling of 23151145455034 in words is "twenty-three trillion, one hundred fifty-one billion, one hundred forty-five million, four hundred fifty-five thousand, thirty-four".