420825153734 has 8 divisors (see below), whose sum is σ = 637137148968. Its totient is φ = 208446104080.

The previous prime is 420825153733. The next prime is 420825153737. The reversal of 420825153734 is 437351528024.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420825153731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 983236127 + ... + 983236554.

It is an arithmetic number, because the mean of its divisors is an integer number (79642143621).

Almost surely, 2^420825153734 is an apocalyptic number.

420825153734 is a deficient number, since it is larger than the sum of its proper divisors (216311995234).

420825153734 is a wasteful number, since it uses less digits than its factorization.

420825153734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1966472790.

The product of its (nonzero) digits is 806400, while the sum is 44.

The spelling of 420825153734 in words is "four hundred twenty billion, eight hundred twenty-five million, one hundred fifty-three thousand, seven hundred thirty-four".