5261154357720 has 128 divisors (see below), whose sum is σ = 16695313574400. Its totient is φ = 1323592326144.

The previous prime is 5261154357677. The next prime is 5261154357763. The reversal of 5261154357720 is 277534511625.

It is an interprime number because it is at equal distance from previous prime (5261154357677) and next prime (5261154357763).

It is a super-2 number, since 2×5261154357720² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5261154357720.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12854790 + ... + 13257749.

It is an arithmetic number, because the mean of its divisors is an integer number (130432137300).

Almost surely, 2^{5261154357720} is an apocalyptic number.

It is an amenable number.

5261154357720 is an abundant number, since it is smaller than the sum of its proper divisors (11434159216680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5261154357720 is a wasteful number, since it uses less digits than its factorization.

5261154357720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26112649 (or 26112645 counting only the distinct ones).

The product of its (nonzero) digits is 1764000, while the sum is 48.

The spelling of 5261154357720 in words is "five trillion, two hundred sixty-one billion, one hundred fifty-four million, three hundred fifty-seven thousand, seven hundred twenty".