420123525210430 has 64 divisors (see below), whose sum is σ = 802556098755840. Its totient is φ = 157798786166784.

The previous prime is 420123525210427. The next prime is 420123525210469. The reversal of 420123525210430 is 34012525321024.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 643957131 + ... + 644609209.

It is an arithmetic number, because the mean of its divisors is an integer number (12539939043060).

Almost surely, 2^{420123525210430} is an apocalyptic number.

420123525210430 is a deficient number, since it is larger than the sum of its proper divisors (382432573545410).

420123525210430 is a wasteful number, since it uses less digits than its factorization.

420123525210430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660853.

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 420123525210430 in words is "four hundred twenty trillion, one hundred twenty-three billion, five hundred twenty-five million, two hundred ten thousand, four hundred thirty".