23545144154532 has 96 divisors (see below), whose sum is σ = 73763808297984. Its totient is φ = 5645189404800.

The previous prime is 23545144154473. The next prime is 23545144154533.

It is a happy number.

23545144154532 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×23545144154532² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23545144154533) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 980055594 + ... + 980079617.

It is an arithmetic number, because the mean of its divisors is an integer number (768373003104).

Almost surely, 2^{23545144154532} is an apocalyptic number.

23545144154532 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23545144154532 is an abundant number, since it is smaller than the sum of its proper divisors (50218664143452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23545144154532 is a wasteful number, since it uses less digits than its factorization.

23545144154532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1960135249 (or 1960135247 counting only the distinct ones).

The product of its digits is 5760000, while the sum is 48.

The spelling of 23545144154532 in words is "twenty-three trillion, five hundred forty-five billion, one hundred forty-four million, one hundred fifty-four thousand, five hundred thirty-two".