1026236906064 has 60 divisors (see below), whose sum is σ = 2872196757300. Its totient is φ = 342060060672.

The previous prime is 1026236906047. The next prime is 1026236906077. The reversal of 1026236906064 is 4606096326201.

1026236906064 is a `hidden beast` number, since 1 + 0 + 2 + 6 + 2 + 36 + 9 + 0 + 606 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 941660633664 + 84576272400 = 970392^2 + 290820^2 .

It is a super-2 number, since 2×1026236906064² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2549842 + ... + 2924750.

It is an arithmetic number, because the mean of its divisors is an integer number (47869945955).

Almost surely, 2^{1026236906064} is an apocalyptic number.

It is an amenable number.

1026236906064 is an abundant number, since it is smaller than the sum of its proper divisors (1845959851236).

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

1026236906064 is a wasteful number, since it uses less digits than its factorization.

1026236906064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393932 (or 393923 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The spelling of 1026236906064 in words is "one trillion, twenty-six billion, two hundred thirty-six million, nine hundred six thousand, sixty-four".