427532271550 has 24 divisors (see below), whose sum is σ = 841987087056. Its totient is φ = 160953325440.

The previous prime is 427532271541. The next prime is 427532271613. The reversal of 427532271550 is 55172235724.

It is a junction number, because it is equal to n+sod(n) for n = 427532271497 and 427532271506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 251488722 + ... + 251490421.

It is an arithmetic number, because the mean of its divisors is an integer number (35082795294).

Almost surely, 2^427532271550 is an apocalyptic number.

427532271550 is a deficient number, since it is larger than the sum of its proper divisors (414454815506).

427532271550 is a wasteful number, since it uses less digits than its factorization.

427532271550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502979172 (or 502979167 counting only the distinct ones).

The product of its (nonzero) digits is 588000, while the sum is 43.

The spelling of 427532271550 in words is "four hundred twenty-seven billion, five hundred thirty-two million, two hundred seventy-one thousand, five hundred fifty".