206546411078372 has 24 divisors (see below), whose sum is σ = 361522630516320. Its totient is φ = 103254232403840.

The previous prime is 206546411078333. The next prime is 206546411078383. The reversal of 206546411078372 is 273870114645602.

It is a happy number.

It is a super-2 number, since 2×206546411078372² (a number of 29 digits) contains 22 as substring.

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, 605788079 + ... + 606128937.

It is an arithmetic number, because the mean of its divisors is an integer number (15063442938180).

Almost surely, 2^{206546411078372} is an apocalyptic number.

It is an amenable number.

206546411078372 is a deficient number, since it is larger than the sum of its proper divisors (154976219437948).

206546411078372 is a wasteful number, since it uses less digits than its factorization.

206546411078372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368251 (or 368249 counting only the distinct ones).

The product of its (nonzero) digits is 13547520, while the sum is 56.

The spelling of 206546411078372 in words is "two hundred six trillion, five hundred forty-six billion, four hundred eleven million, seventy-eight thousand, three hundred seventy-two".