420556115703 has 32 divisors (see below), whose sum is σ = 591154993152. Its totient is φ = 265573526400.

The previous prime is 420556115687. The next prime is 420556115711. The reversal of 420556115703 is 307511655024.

It is not a de Polignac number, because 420556115703 - 2⁴ = 420556115687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420556115743) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1973776 + ... + 2176442.

It is an arithmetic number, because the mean of its divisors is an integer number (18473593536).

Almost surely, 2^420556115703 is an apocalyptic number.

420556115703 is a deficient number, since it is larger than the sum of its proper divisors (170598877449).

420556115703 is a wasteful number, since it uses less digits than its factorization.

420556115703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203175.

The product of its (nonzero) digits is 126000, while the sum is 39.

The spelling of 420556115703 in words is "four hundred twenty billion, five hundred fifty-six million, one hundred fifteen thousand, seven hundred three".