266012142062040 has 192 divisors, whose sum is σ = 944048748614400. Its totient is φ = 64425242246400.

The previous prime is 266012142062039. The next prime is 266012142062053. The reversal of 266012142062040 is 40260241210662.

266012142062040 is a `hidden beast` number, since 2 + 6 + 6 + 0 + 1 + 2 + 1 + 4 + 20 + 620 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 266012142061986 and 266012142062004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28494730 + ... + 36660249.

It is an arithmetic number, because the mean of its divisors is an integer number (4916920565700).

Almost surely, 2^{266012142062040} is an apocalyptic number.

266012142062040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

266012142062040 is an abundant number, since it is smaller than the sum of its proper divisors (678036606552360).

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

266012142062040 is a wasteful number, since it uses less digits than its factorization.

266012142062040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65156038 (or 65156031 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 266012142062040 in words is "two hundred sixty-six trillion, twelve billion, one hundred forty-two million, sixty-two thousand, forty".