2064666357400 has 48 divisors (see below), whose sum is σ = 5082722776440. Its totient is φ = 777286156800.

The previous prime is 2064666357389. The next prime is 2064666357433. The reversal of 2064666357400 is 47536664602.

It is a happy number.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 303624006 + ... + 303630805.

Almost surely, 2^{2064666357400} is an apocalyptic number.

2064666357400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2064666357400 is an abundant number, since it is smaller than the sum of its proper divisors (3018056419040).

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

2064666357400 is a wasteful number, since it uses less digits than its factorization.

2064666357400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607254844 (or 607254835 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 49.

The spelling of 2064666357400 in words is "two trillion, sixty-four billion, six hundred sixty-six million, three hundred fifty-seven thousand, four hundred".