420337540903 has 16 divisors (see below), whose sum is σ = 495911428096. Its totient is φ = 348646446720.

The previous prime is 420337540891. The next prime is 420337540999. The reversal of 420337540903 is 309045733024.

It is a cyclic number.

It is not a de Polignac number, because 420337540903 - 2²¹ = 420335443751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420337540703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4421650 + ... + 4515712.

It is an arithmetic number, because the mean of its divisors is an integer number (30994464256).

Almost surely, 2^420337540903 is an apocalyptic number.

420337540903 is a deficient number, since it is larger than the sum of its proper divisors (75573887193).

420337540903 is a wasteful number, since it uses less digits than its factorization.

420337540903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114694.

The product of its (nonzero) digits is 272160, while the sum is 40.

The spelling of 420337540903 in words is "four hundred twenty billion, three hundred thirty-seven million, five hundred forty thousand, nine hundred three".