402456165343454 has 8 divisors (see below), whose sum is σ = 612694460672328. Its totient is φ = 198224678452680.

The previous prime is 402456165343433. The next prime is 402456165343469. The reversal of 402456165343454 is 454343561654204.

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

It is a self number, because there is not a number n which added to its sum of digits gives 402456165343454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1501702109357 + ... + 1501702109624.

It is an arithmetic number, because the mean of its divisors is an integer number (76586807584041).

Almost surely, 2^{402456165343454} is an apocalyptic number.

402456165343454 is a deficient number, since it is larger than the sum of its proper divisors (210238295328874).

402456165343454 is a wasteful number, since it uses less digits than its factorization.

402456165343454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3003404219050.

The product of its (nonzero) digits is 82944000, while the sum is 56.

The spelling of 402456165343454 in words is "four hundred two trillion, four hundred fifty-six billion, one hundred sixty-five million, three hundred forty-three thousand, four hundred fifty-four".