451635741045402 has 16 divisors (see below), whose sum is σ = 903609659390592. Its totient is φ = 150488884131840.

The previous prime is 451635741045383. The next prime is 451635741045443. The reversal of 451635741045402 is 204540147536154.

It is a happy 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, 14090703463 + ... + 14090735514.

It is an arithmetic number, because the mean of its divisors is an integer number (56475603711912).

Almost surely, 2^{451635741045402} is an apocalyptic number.

451635741045402 is an abundant number, since it is smaller than the sum of its proper divisors (451973918345190).

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

451635741045402 is a wasteful number, since it uses less digits than its factorization.

451635741045402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28181441653.

The product of its (nonzero) digits is 8064000, while the sum is 51.

The spelling of 451635741045402 in words is "four hundred fifty-one trillion, six hundred thirty-five billion, seven hundred forty-one million, forty-five thousand, four hundred two".