427154040425 has 24 divisors (see below), whose sum is σ = 611331771072. Its totient is φ = 290005560000.

The previous prime is 427154040409. The next prime is 427154040479. The reversal of 427154040425 is 524040451724.

It is not a de Polignac number, because 427154040425 - 2⁴ = 427154040409 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12065891 + ... + 12101240.

It is an arithmetic number, because the mean of its divisors is an integer number (25472157128).

Almost surely, 2^427154040425 is an apocalyptic number.

It is an amenable number.

427154040425 is a deficient number, since it is larger than the sum of its proper divisors (184177730647).

427154040425 is a wasteful number, since it uses less digits than its factorization.

427154040425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24167249 (or 24167244 counting only the distinct ones).

The product of its (nonzero) digits is 179200, while the sum is 38.

The spelling of 427154040425 in words is "four hundred twenty-seven billion, one hundred fifty-four million, forty thousand, four hundred twenty-five".