427905594454 has 48 divisors (see below), whose sum is σ = 726117106320. Its totient is φ = 188796316800.

The previous prime is 427905594443. The next prime is 427905594499. The reversal of 427905594454 is 454495509724.

It is a super-2 number, since 2×427905594454² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 773889 + ... + 1206115.

It is an arithmetic number, because the mean of its divisors is an integer number (15127439715).

Almost surely, 2^427905594454 is an apocalyptic number.

427905594454 is a deficient number, since it is larger than the sum of its proper divisors (298211511866).

427905594454 is a wasteful number, since it uses less digits than its factorization.

427905594454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432385 (or 432372 counting only the distinct ones).

The product of its (nonzero) digits is 36288000, while the sum is 58.

The spelling of 427905594454 in words is "four hundred twenty-seven billion, nine hundred five million, five hundred ninety-four thousand, four hundred fifty-four".