234471621153 has 96 divisors (see below), whose sum is σ = 414744680448. Its totient is φ = 115101550080.

The previous prime is 234471621127. The next prime is 234471621169. The reversal of 234471621153 is 351126174432.

It is not a de Polignac number, because 234471621153 - 2¹² = 234471617057 is a prime.

It is a super-2 number, since 2×234471621153² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (234471621653) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4826601 + ... + 4874937.

It is an arithmetic number, because the mean of its divisors is an integer number (4320257088).

Almost surely, 2^234471621153 is an apocalyptic number.

234471621153 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

234471621153 is a deficient number, since it is larger than the sum of its proper divisors (180273059295).

234471621153 is a wasteful number, since it uses less digits than its factorization.

234471621153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48475 (or 48464 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

Adding to 234471621153 its reverse (351126174432), we get a palindrome (585597795585).

The spelling of 234471621153 in words is "two hundred thirty-four billion, four hundred seventy-one million, six hundred twenty-one thousand, one hundred fifty-three".