2662154564 has 6 divisors (see below), whose sum is σ = 4658770494. Its totient is φ = 1331077280.

The previous prime is 2662154519. The next prime is 2662154567. The reversal of 2662154564 is 4654512662.

It can be written as a sum of positive squares in only one way, i.e., 2060433664 + 601720900 = 45392^2 + 24530^2 .

It is not an unprimeable number, because it can be changed into a prime (2662154567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 332769317 + ... + 332769324.

It is an arithmetic number, because the mean of its divisors is an integer number (776461749).

Almost surely, 2^2662154564 is an apocalyptic number.

It is an amenable number.

2662154564 is a deficient number, since it is larger than the sum of its proper divisors (1996615930).

2662154564 is a wasteful number, since it uses less digits than its factorization.

2662154564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665538645 (or 665538643 counting only the distinct ones).

The product of its digits is 345600, while the sum is 41.

The square root of 2662154564 is about 51596.0712070212. The cubic root of 2662154564 is about 1385.9399778414.

The spelling of 2662154564 in words is "two billion, six hundred sixty-two million, one hundred fifty-four thousand, five hundred sixty-four".