2643552645002 has 16 divisors (see below), whose sum is σ = 4003561912032. Its totient is φ = 1309039253520.

The previous prime is 2643552644969. The next prime is 2643552645017. The reversal of 2643552645002 is 2005462553462.

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, 1079324 + ... + 2540087.

It is an arithmetic number, because the mean of its divisors is an integer number (250222619502).

Almost surely, 2^{2643552645002} is an apocalyptic number.

2643552645002 is a deficient number, since it is larger than the sum of its proper divisors (1360009267030).

2643552645002 is a wasteful number, since it uses less digits than its factorization.

2643552645002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3622933.

The product of its (nonzero) digits is 1728000, while the sum is 44.

The spelling of 2643552645002 in words is "two trillion, six hundred forty-three billion, five hundred fifty-two million, six hundred forty-five thousand, two".