427377345445 has 8 divisors (see below), whose sum is σ = 535150763136. Its totient is φ = 327036577296.

The previous prime is 427377345407. The next prime is 427377345503. The reversal of 427377345445 is 544543773724.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 427377345445 - 2¹³ = 427377337253 is a prime.

It is a super-2 number, since 2×427377345445² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1858162257 + ... + 1858162486.

It is an arithmetic number, because the mean of its divisors is an integer number (66893845392).

Almost surely, 2^427377345445 is an apocalyptic number.

It is an amenable number.

427377345445 is a deficient number, since it is larger than the sum of its proper divisors (107773417691).

427377345445 is a wasteful number, since it uses less digits than its factorization.

427377345445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3716324771.

The product of its digits is 39513600, while the sum is 55.

The spelling of 427377345445 in words is "four hundred twenty-seven billion, three hundred seventy-seven million, three hundred forty-five thousand, four hundred forty-five".