2646492772450 has 96 divisors (see below), whose sum is σ = 5208738048000. Its totient is φ = 998340203520.

The previous prime is 2646492772447. The next prime is 2646492772457. The reversal of 2646492772450 is 542772946462.

It is not an unprimeable number, because it can be changed into a prime (2646492772457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 402872766 + ... + 402879334.

It is an arithmetic number, because the mean of its divisors is an integer number (54257688000).

Almost surely, 2^{2646492772450} is an apocalyptic number.

2646492772450 is a deficient number, since it is larger than the sum of its proper divisors (2562245275550).

2646492772450 is a wasteful number, since it uses less digits than its factorization.

2646492772450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11476 (or 11471 counting only the distinct ones).

The product of its (nonzero) digits is 40642560, while the sum is 58.

The spelling of 2646492772450 in words is "two trillion, six hundred forty-six billion, four hundred ninety-two million, seven hundred seventy-two thousand, four hundred fifty".