251461141606 has 16 divisors (see below), whose sum is σ = 378269944416. Its totient is φ = 125371673856.

The previous prime is 251461141601. The next prime is 251461141609. The reversal of 251461141606 is 606141164152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (251461141601) 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, 856630 + ... + 1112086.

It is an arithmetic number, because the mean of its divisors is an integer number (23641871526).

Almost surely, 2^251461141606 is an apocalyptic number.

251461141606 is a deficient number, since it is larger than the sum of its proper divisors (126808802810).

251461141606 is a wasteful number, since it uses less digits than its factorization.

251461141606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256863.

The product of its (nonzero) digits is 34560, while the sum is 37.

The spelling of 251461141606 in words is "two hundred fifty-one billion, four hundred sixty-one million, one hundred forty-one thousand, six hundred six".