52274407540 has 12 divisors (see below), whose sum is σ = 109776255876. Its totient is φ = 20909763008.

The previous prime is 52274407511. The next prime is 52274407573. The reversal of 52274407540 is 4570447225.

It can be written as a sum of positive squares in 2 ways, for example, as 5906537316 + 46367870224 = 76854^2 + 215332^2 .

It is a super-2 number, since 2×52274407540² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52274407493 and 52274407502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1306860169 + ... + 1306860208.

It is an arithmetic number, because the mean of its divisors is an integer number (9148021323).

Almost surely, 2^52274407540 is an apocalyptic number.

It is an amenable number.

52274407540 is an abundant number, since it is smaller than the sum of its proper divisors (57501848336).

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

52274407540 is a wasteful number, since it uses less digits than its factorization.

52274407540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2613720386 (or 2613720384 counting only the distinct ones).

The product of its (nonzero) digits is 313600, while the sum is 40.

The spelling of 52274407540 in words is "fifty-two billion, two hundred seventy-four million, four hundred seven thousand, five hundred forty".