1002742605654 has 16 divisors (see below), whose sum is σ = 2005495872192. Its totient is φ = 334245758408.

The previous prime is 1002742605653. The next prime is 1002742605673. The reversal of 1002742605654 is 4565062472001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002742605653) by changing a digit.

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, 1313677 + ... + 1931639.

It is an arithmetic number, because the mean of its divisors is an integer number (125343492012).

Almost surely, 2^{1002742605654} is an apocalyptic number.

1002742605654 is an abundant number, since it is smaller than the sum of its proper divisors (1002753266538).

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

1002742605654 is a wasteful number, since it uses less digits than its factorization.

1002742605654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888411.

The product of its (nonzero) digits is 403200, while the sum is 42.

The spelling of 1002742605654 in words is "one trillion, two billion, seven hundred forty-two million, six hundred five thousand, six hundred fifty-four".