621046003163662 has 16 divisors (see below), whose sum is σ = 953518570630272. Its totient is φ = 303288228469240.

The previous prime is 621046003163603. The next prime is 621046003163681. The reversal of 621046003163662 is 266361300640126.

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, 20437196968 + ... + 20437227355.

It is an arithmetic number, because the mean of its divisors is an integer number (59594910664392).

Almost surely, 2^{621046003163662} is an apocalyptic number.

621046003163662 is a deficient number, since it is larger than the sum of its proper divisors (332472567466610).

621046003163662 is a wasteful number, since it uses less digits than its factorization.

621046003163662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40874424503.

The product of its (nonzero) digits is 1119744, while the sum is 46.

The spelling of 621046003163662 in words is "six hundred twenty-one trillion, forty-six billion, three million, one hundred sixty-three thousand, six hundred sixty-two".