5261145044 has 12 divisors (see below), whose sum is σ = 9209537568. Its totient is φ = 2629848600.

The previous prime is 5261145041. The next prime is 5261145047. The reversal of 5261145044 is 4405411625.

It is an interprime number because it is at equal distance from previous prime (5261145041) and next prime (5261145047).

It is a self number, because there is not a number n which added to its sum of digits gives 5261145044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5261145041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164462 + ... + 193829.

It is an arithmetic number, because the mean of its divisors is an integer number (767461464).

Almost surely, 2^5261145044 is an apocalyptic number.

It is an amenable number.

5261145044 is a deficient number, since it is larger than the sum of its proper divisors (3948392524).

5261145044 is a wasteful number, since it uses less digits than its factorization.

5261145044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361966 (or 361964 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 5261145044 is about 72533.7510680373. The cubic root of 5261145044 is about 1739.2423093824.

Adding to 5261145044 its reverse (4405411625), we get a palindrome (9666556669).

The spelling of 5261145044 in words is "five billion, two hundred sixty-one million, one hundred forty-five thousand, forty-four".