125427205349 has 8 divisors (see below), whose sum is σ = 126737213952. Its totient is φ = 124124002560.

The previous prime is 125427205303. The next prime is 125427205429. The reversal of 125427205349 is 943502724521.

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 125427205349 - 2¹⁶ = 125427139813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125427205949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1664399 + ... + 1738124.

It is an arithmetic number, because the mean of its divisors is an integer number (15842151744).

Almost surely, 2^125427205349 is an apocalyptic number.

It is an amenable number.

125427205349 is a deficient number, since it is larger than the sum of its proper divisors (1310008603).

125427205349 is a wasteful number, since it uses less digits than its factorization.

125427205349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3402907.

The product of its (nonzero) digits is 604800, while the sum is 44.

The spelling of 125427205349 in words is "one hundred twenty-five billion, four hundred twenty-seven million, two hundred five thousand, three hundred forty-nine".