4250012543646 has 16 divisors (see below), whose sum is σ = 8566954420224. Its totient is φ = 1405515959064.

The previous prime is 4250012543611. The next prime is 4250012543653. The reversal of 4250012543646 is 6463452100524.

It is a happy number.

It is a super-2 number, since 2×4250012543646² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4250012543598 and 4250012543607.

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, 2788721380 + ... + 2788722903.

It is an arithmetic number, because the mean of its divisors is an integer number (535434651264).

Almost surely, 2^{4250012543646} is an apocalyptic number.

4250012543646 is an abundant number, since it is smaller than the sum of its proper divisors (4316941876578).

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

4250012543646 is a wasteful number, since it uses less digits than its factorization.

4250012543646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5577444415.

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 4250012543646 in words is "four trillion, two hundred fifty billion, twelve million, five hundred forty-three thousand, six hundred forty-six".