2730558262378 has 4 divisors (see below), whose sum is σ = 4095837393570. Its totient is φ = 1365279131188.

The previous prime is 2730558262343. The next prime is 2730558262433. The reversal of 2730558262378 is 8732628550372.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2314253285289 + 416304977089 = 1521267^2 + 645217^2 .

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 682639565593 + ... + 682639565596.

Almost surely, 2^{2730558262378} is an apocalyptic number.

2730558262378 is a deficient number, since it is larger than the sum of its proper divisors (1365279131192).

2730558262378 is a wasteful number, since it uses less digits than its factorization.

2730558262378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1365279131191.

The product of its (nonzero) digits is 33868800, while the sum is 58.

The spelling of 2730558262378 in words is "two trillion, seven hundred thirty billion, five hundred fifty-eight million, two hundred sixty-two thousand, three hundred seventy-eight".