420523061607 has 12 divisors (see below), whose sum is σ = 662642400264. Its totient is φ = 254862461520.

The previous prime is 420523061603. The next prime is 420523061677. The reversal of 420523061607 is 706160325024.

420523061607 is a `hidden beast` number, since 4 + 2 + 0 + 5 + 2 + 30 + 616 + 0 + 7 = 666.

It is not a de Polignac number, because 420523061607 - 2² = 420523061603 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420523061603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2123853748 + ... + 2123853945.

It is an arithmetic number, because the mean of its divisors is an integer number (55220200022).

Almost surely, 2^420523061607 is an apocalyptic number.

420523061607 is a deficient number, since it is larger than the sum of its proper divisors (242119338657).

420523061607 is a wasteful number, since it uses less digits than its factorization.

420523061607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4247707710 (or 4247707707 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The spelling of 420523061607 in words is "four hundred twenty billion, five hundred twenty-three million, sixty-one thousand, six hundred seven".