2662739053 has 16 divisors (see below), whose sum is σ = 3066332976. Its totient is φ = 2290406400.

The previous prime is 2662739041. The next prime is 2662739063. The reversal of 2662739053 is 3509372662.

It can be written as a sum of positive squares in 8 ways, for example, as 2036329 + 2660702724 = 1427^2 + 51582^2 .

It is a cyclic number.

It is not a de Polignac number, because 2662739053 - 2²¹ = 2660641901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2662739033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37326 + ... + 81967.

It is an arithmetic number, because the mean of its divisors is an integer number (191645811).

Almost surely, 2^2662739053 is an apocalyptic number.

It is an amenable number.

2662739053 is a deficient number, since it is larger than the sum of its proper divisors (403593923).

2662739053 is a wasteful number, since it uses less digits than its factorization.

2662739053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119424.

The product of its (nonzero) digits is 408240, while the sum is 43.

The square root of 2662739053 is about 51601.7349805217. The cubic root of 2662739053 is about 1386.0414003765.

The spelling of 2662739053 in words is "two billion, six hundred sixty-two million, seven hundred thirty-nine thousand, fifty-three".