427621605708 has 48 divisors (see below), whose sum is σ = 1089173481984. Its totient is φ = 129501099840.

The previous prime is 427621605689. The next prime is 427621605713. The reversal of 427621605708 is 807506126724.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 803460 + ... + 1225067.

It is an arithmetic number, because the mean of its divisors is an integer number (22691114208).

Almost surely, 2^427621605708 is an apocalyptic number.

It is an amenable number.

427621605708 is an abundant number, since it is smaller than the sum of its proper divisors (661551876276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

427621605708 is a wasteful number, since it uses less digits than its factorization.

427621605708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2030142 (or 2030140 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 48.

The spelling of 427621605708 in words is "four hundred twenty-seven billion, six hundred twenty-one million, six hundred five thousand, seven hundred eight".