421545542260 has 96 divisors (see below), whose sum is σ = 905866520832. Its totient is φ = 164732037120.

The previous prime is 421545542221. The next prime is 421545542267. The reversal of 421545542260 is 62245545124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421545542267) 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, 116350809 + ... + 116354431.

It is an arithmetic number, because the mean of its divisors is an integer number (9436109592).

Almost surely, 2^421545542260 is an apocalyptic number.

It is an amenable number.

421545542260 is an abundant number, since it is smaller than the sum of its proper divisors (484320978572).

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

421545542260 is a wasteful number, since it uses less digits than its factorization.

421545542260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4313 (or 4311 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 40.

The spelling of 421545542260 in words is "four hundred twenty-one billion, five hundred forty-five million, five hundred forty-two thousand, two hundred sixty".