5266642054 has 4 divisors (see below), whose sum is σ = 7899963084. Its totient is φ = 2633321026.

The previous prime is 5266642039. The next prime is 5266642057. The reversal of 5266642054 is 4502466625.

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

It is a super-2 number, since 2×5266642054² = 55475037049922677832, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5266641998 and 5266642016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5266642057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1316660512 + ... + 1316660515.

It is an arithmetic number, because the mean of its divisors is an integer number (1974990771).

Almost surely, 2^5266642054 is an apocalyptic number.

5266642054 is a deficient number, since it is larger than the sum of its proper divisors (2633321030).

5266642054 is a wasteful number, since it uses less digits than its factorization.

5266642054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2633321029.

The product of its (nonzero) digits is 345600, while the sum is 40.

The square root of 5266642054 is about 72571.6339488095. The cubic root of 5266642054 is about 1739.8478369161.

The spelling of 5266642054 in words is "five billion, two hundred sixty-six million, six hundred forty-two thousand, fifty-four".