1211650047346 has 16 divisors (see below), whose sum is σ = 1826502710688. Its totient is φ = 602817112800.

The previous prime is 1211650047227. The next prime is 1211650047353. The reversal of 1211650047346 is 6437400561121.

It is a junction number, because it is equal to n+sod(n) for n = 1211650047299 and 1211650047308.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1550841 + ... + 2197363.

It is an arithmetic number, because the mean of its divisors is an integer number (114156419418).

Almost surely, 2^{1211650047346} is an apocalyptic number.

1211650047346 is a deficient number, since it is larger than the sum of its proper divisors (614852663342).

1211650047346 is a wasteful number, since it uses less digits than its factorization.

1211650047346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651177.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 1211650047346 in words is "one trillion, two hundred eleven billion, six hundred fifty million, forty-seven thousand, three hundred forty-six".