632401356143 has 4 divisors (see below), whose sum is σ = 632403606480. Its totient is φ = 632399105808.

The previous prime is 632401356089. The next prime is 632401356149. The reversal of 632401356143 is 341653104236.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 632401356143 - 2¹⁸ = 632401093999 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 632401356097 and 632401356106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (632401356149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 631403 + ... + 1289756.

It is an arithmetic number, because the mean of its divisors is an integer number (158100901620).

Almost surely, 2^632401356143 is an apocalyptic number.

632401356143 is a deficient number, since it is larger than the sum of its proper divisors (2250337).

632401356143 is a wasteful number, since it uses less digits than its factorization.

632401356143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2250336.

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 632401356143 in words is "six hundred thirty-two billion, four hundred one million, three hundred fifty-six thousand, one hundred forty-three".