3725545637431 has 8 divisors (see below), whose sum is σ = 3746733441264. Its totient is φ = 3704405182080.

The previous prime is 3725545637321. The next prime is 3725545637453. The reversal of 3725545637431 is 1347365455273.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3725545637431 - 2⁹ = 3725545636919 is a prime.

It is a super-2 number, since 2×3725545637431² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3725545637131) 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 7 ways as a sum of consecutive naturals, for example, 11679301 + ... + 11994046.

It is an arithmetic number, because the mean of its divisors is an integer number (468341680158).

Almost surely, 2^{3725545637431} is an apocalyptic number.

3725545637431 is a deficient number, since it is larger than the sum of its proper divisors (21187803833).

3725545637431 is a wasteful number, since it uses less digits than its factorization.

3725545637431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23674241.

The product of its digits is 31752000, while the sum is 55.

The spelling of 3725545637431 in words is "three trillion, seven hundred twenty-five billion, five hundred forty-five million, six hundred thirty-seven thousand, four hundred thirty-one".