2756078500007 has 4 divisors (see below), whose sum is σ = 3149804000016. Its totient is φ = 2362353000000.

The previous prime is 2756078499971. The next prime is 2756078500051. The reversal of 2756078500007 is 7000058706572.

It is a happy number.

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

It is not a de Polignac number, because 2756078500007 - 2³⁸ = 2481200593063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2756078500057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196862749994 + ... + 196862750007.

It is an arithmetic number, because the mean of its divisors is an integer number (787451000004).

Almost surely, 2^{2756078500007} is an apocalyptic number.

2756078500007 is a deficient number, since it is larger than the sum of its proper divisors (393725500009).

2756078500007 is an equidigital number, since it uses as much as digits as its factorization.

2756078500007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393725500008.

The product of its (nonzero) digits is 823200, while the sum is 47.

The spelling of 2756078500007 in words is "two trillion, seven hundred fifty-six billion, seventy-eight million, five hundred thousand, seven".