32131120625454 has 16 divisors (see below), whose sum is σ = 67644464474880. Its totient is φ = 10146669671160.

The previous prime is 32131120625423. The next prime is 32131120625459. The reversal of 32131120625454 is 45452602113123.

It is a super-2 number, since 2×32131120625454² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32131120625459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140925967542 + ... + 140925967769.

It is an arithmetic number, because the mean of its divisors is an integer number (4227779029680).

Almost surely, 2^{32131120625454} is an apocalyptic number.

32131120625454 is an abundant number, since it is smaller than the sum of its proper divisors (35513343849426).

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

32131120625454 is a wasteful number, since it uses less digits than its factorization.

32131120625454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281851935335.

The product of its (nonzero) digits is 172800, while the sum is 39.

Adding to 32131120625454 its reverse (45452602113123), we get a palindrome (77583722738577).

The spelling of 32131120625454 in words is "thirty-two trillion, one hundred thirty-one billion, one hundred twenty million, six hundred twenty-five thousand, four hundred fifty-four".