2026321616634 has 32 divisors (see below), whose sum is σ = 4631707080576. Its totient is φ = 578934681600.

The previous prime is 2026321616567. The next prime is 2026321616653. The reversal of 2026321616634 is 4366161236202.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 1178554 + ... + 2332730.

It is an arithmetic number, because the mean of its divisors is an integer number (144740846268).

Almost surely, 2^{2026321616634} is an apocalyptic number.

2026321616634 is an abundant number, since it is smaller than the sum of its proper divisors (2605385463942).

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

2026321616634 is a wasteful number, since it uses less digits than its factorization.

2026321616634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1195990.

The product of its (nonzero) digits is 373248, while the sum is 42.

The spelling of 2026321616634 in words is "two trillion, twenty-six billion, three hundred twenty-one million, six hundred sixteen thousand, six hundred thirty-four".