2002766492142 has 64 divisors (see below), whose sum is σ = 4795039556160. Its totient is φ = 615966602112.

The previous prime is 2002766492131. The next prime is 2002766492147. The reversal of 2002766492142 is 2412946672002.

It is a super-2 number, since 2×2002766492142² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002766492147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 987588 + ... + 2231784.

It is an arithmetic number, because the mean of its divisors is an integer number (74922493065).

Almost surely, 2^{2002766492142} is an apocalyptic number.

2002766492142 is an abundant number, since it is smaller than the sum of its proper divisors (2792273064018).

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

2002766492142 is a wasteful number, since it uses less digits than its factorization.

2002766492142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1246514 (or 1246508 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 2002766492142 in words is "two trillion, two billion, seven hundred sixty-six million, four hundred ninety-two thousand, one hundred forty-two".