125737567401 has 8 divisors (see below), whose sum is σ = 167656163680. Its totient is φ = 83822008032.

The previous prime is 125737567379. The next prime is 125737567409. The reversal of 125737567401 is 104765737521.

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

It is not a de Polignac number, because 125737567401 - 2¹⁷ = 125737436329 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (125737567409) 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, 660796 + ... + 829533.

It is an arithmetic number, because the mean of its divisors is an integer number (20957020460).

Almost surely, 2^125737567401 is an apocalyptic number.

It is an amenable number.

125737567401 is a deficient number, since it is larger than the sum of its proper divisors (41918596279).

125737567401 is a wasteful number, since it uses less digits than its factorization.

125737567401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518455.

The product of its (nonzero) digits is 1234800, while the sum is 48.

The spelling of 125737567401 in words is "one hundred twenty-five billion, seven hundred thirty-seven million, five hundred sixty-seven thousand, four hundred one".