3156454231425 has 192 divisors, whose sum is σ = 6661573632000. Its totient is φ = 1449205344000.

The previous prime is 3156454231379. The next prime is 3156454231429. The reversal of 3156454231425 is 5241324546513.

3156454231425 is a `hidden beast` number, since 3 + 1 + 5 + 64 + 542 + 3 + 1 + 42 + 5 = 666.

It is not a de Polignac number, because 3156454231425 - 2¹⁶ = 3156454165889 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (3156454231429) 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 in 191 ways as a sum of consecutive naturals, for example, 473867595 + ... + 473874255.

It is an arithmetic number, because the mean of its divisors is an integer number (34695696000).

Almost surely, 2^{3156454231425} is an apocalyptic number.

It is an amenable number.

3156454231425 is an abundant number, since it is smaller than the sum of its proper divisors (3505119400575).

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

3156454231425 is a wasteful number, since it uses less digits than its factorization.

3156454231425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10069 (or 10058 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 45.

Adding to 3156454231425 its reverse (5241324546513), we get a palindrome (8397778777938).

The spelling of 3156454231425 in words is "three trillion, one hundred fifty-six billion, four hundred fifty-four million, two hundred thirty-one thousand, four hundred twenty-five".