254067740461 has 4 divisors (see below), whose sum is σ = 254069656092. Its totient is φ = 254065824832.

The previous prime is 254067740411. The next prime is 254067740473. The reversal of 254067740461 is 164047760452.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 125890136100 + 128177604361 = 354810^2 + 358019^2 .

It is a cyclic number.

It is not a de Polignac number, because 254067740461 - 2²⁹ = 253530869549 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 (254067740411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 742780 + ... + 1029493.

It is an arithmetic number, because the mean of its divisors is an integer number (63517414023).

Almost surely, 2^254067740461 is an apocalyptic number.

It is an amenable number.

254067740461 is a deficient number, since it is larger than the sum of its proper divisors (1915631).

254067740461 is a wasteful number, since it uses less digits than its factorization.

254067740461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1915630.

The product of its (nonzero) digits is 1128960, while the sum is 46.

The spelling of 254067740461 in words is "two hundred fifty-four billion, sixty-seven million, seven hundred forty thousand, four hundred sixty-one".