26820316014552 has 64 divisors (see below), whose sum is σ = 74501364405600. Its totient is φ = 8940046947840.

The previous prime is 26820316014539. The next prime is 26820316014599. The reversal of 26820316014552 is 25541061302862.

26820316014552 is a `hidden beast` number, since 2 + 6 + 8 + 2 + 0 + 31 + 60 + 1 + 4 + 552 = 666.

It is a super-2 number, since 2×26820316014552² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26820316014498 and 26820316014507.

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, 43946052 + ... + 44552172.

Almost surely, 2^{26820316014552} is an apocalyptic number.

It is an amenable number.

26820316014552 is an abundant number, since it is smaller than the sum of its proper divisors (47681048391048).

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

26820316014552 is a wasteful number, since it uses less digits than its factorization.

26820316014552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810993 (or 810983 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The spelling of 26820316014552 in words is "twenty-six trillion, eight hundred twenty billion, three hundred sixteen million, fourteen thousand, five hundred fifty-two".