230130157406 has 4 divisors (see below), whose sum is σ = 345195236112. Its totient is φ = 115065078702.

The previous prime is 230130157403. The next prime is 230130157487. The reversal of 230130157406 is 604751031032.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230130157403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57532539350 + ... + 57532539353.

It is an arithmetic number, because the mean of its divisors is an integer number (86298809028).

Almost surely, 2^230130157406 is an apocalyptic number.

230130157406 is a deficient number, since it is larger than the sum of its proper divisors (115065078706).

230130157406 is a wasteful number, since it uses less digits than its factorization.

230130157406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115065078705.

The product of its (nonzero) digits is 15120, while the sum is 32.

Adding to 230130157406 its reverse (604751031032), we get a palindrome (834881188438).

The spelling of 230130157406 in words is "two hundred thirty billion, one hundred thirty million, one hundred fifty-seven thousand, four hundred six".