1526640540052 has 48 divisors (see below), whose sum is σ = 2851225484800. Its totient is φ = 713187698400.

The previous prime is 1526640540013. The next prime is 1526640540107. The reversal of 1526640540052 is 2500450466251.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1526640539987 and 1526640540014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1116643 + ... + 2073685.

Almost surely, 2^{1526640540052} is an apocalyptic number.

It is an amenable number.

1526640540052 is a deficient number, since it is larger than the sum of its proper divisors (1324584944748).

1526640540052 is a wasteful number, since it uses less digits than its factorization.

1526640540052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 957356 (or 957354 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 40.

The spelling of 1526640540052 in words is "one trillion, five hundred twenty-six billion, six hundred forty million, five hundred forty thousand, fifty-two".