1101620826643 has 8 divisors (see below), whose sum is σ = 1102183605488. Its totient is φ = 1101058147584.

The previous prime is 1101620826629. The next prime is 1101620826689. The reversal of 1101620826643 is 3466280261011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1101620826643 - 2¹³ = 1101620818451 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1101620826596 and 1101620826605.

It is not an unprimeable number, because it can be changed into a prime (1101620826743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31901755 + ... + 31936267.

It is an arithmetic number, because the mean of its divisors is an integer number (137772950686).

Almost surely, 2^{1101620826643} is an apocalyptic number.

1101620826643 is a deficient number, since it is larger than the sum of its proper divisors (562778845).

1101620826643 is a wasteful number, since it uses less digits than its factorization.

1101620826643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49893.

The product of its (nonzero) digits is 82944, while the sum is 40.

The spelling of 1101620826643 in words is "one trillion, one hundred one billion, six hundred twenty million, eight hundred twenty-six thousand, six hundred forty-three".