52778002753 has 6 divisors (see below), whose sum is σ = 61394819586. Its totient is φ = 45238288032.

The previous prime is 52778002729. The next prime is 52778002777. The reversal of 52778002753 is 35720087725.

It is an interprime number because it is at equal distance from previous prime (52778002729) and next prime (52778002777).

It can be written as a sum of positive squares in only one way, i.e., 35235794944 + 17542207809 = 187712^2 + 132447^2 .

It is not a de Polignac number, because 52778002753 - 2¹³ = 52777994561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52778002703) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 538551000 + ... + 538551097.

It is an arithmetic number, because the mean of its divisors is an integer number (10232469931).

Almost surely, 2^52778002753 is an apocalyptic number.

It is an amenable number.

52778002753 is a deficient number, since it is larger than the sum of its proper divisors (8616816833).

52778002753 is a wasteful number, since it uses less digits than its factorization.

52778002753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077102111 (or 1077102104 counting only the distinct ones).

The product of its (nonzero) digits is 823200, while the sum is 46.

The spelling of 52778002753 in words is "fifty-two billion, seven hundred seventy-eight million, two thousand, seven hundred fifty-three".