420403210225415 has 8 divisors (see below), whose sum is σ = 534159372992400. Its totient is φ = 316538887699072.

The previous prime is 420403210225379. The next prime is 420403210225441. The reversal of 420403210225415 is 514522012304024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-420403210225415 is a prime.

It is a super-2 number, since 2×420403210225415² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2472960060065 + ... + 2472960060234.

It is an arithmetic number, because the mean of its divisors is an integer number (66769921624050).

Almost surely, 2^{420403210225415} is an apocalyptic number.

420403210225415 is a deficient number, since it is larger than the sum of its proper divisors (113756162766985).

420403210225415 is a wasteful number, since it uses less digits than its factorization.

420403210225415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4945920120321.

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 420403210225415 its reverse (514522012304024), we get a palindrome (934925222529439).

The spelling of 420403210225415 in words is "four hundred twenty trillion, four hundred three billion, two hundred ten million, two hundred twenty-five thousand, four hundred fifteen".