1010219641645 has 8 divisors (see below), whose sum is σ = 1264970681856. Its totient is φ = 773037638736.

The previous prime is 1010219641631. The next prime is 1010219641759. The reversal of 1010219641645 is 5461469120101.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1010219641645 is a prime.

It is a super-3 number, since 3×1010219641645³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1010219641598 and 1010219641607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4392259197 + ... + 4392259426.

It is an arithmetic number, because the mean of its divisors is an integer number (158121335232).

Almost surely, 2^{1010219641645} is an apocalyptic number.

It is an amenable number.

1010219641645 is a deficient number, since it is larger than the sum of its proper divisors (254751040211).

1010219641645 is an equidigital number, since it uses as much as digits as its factorization.

1010219641645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8784518651.

The product of its (nonzero) digits is 51840, while the sum is 40.

The spelling of 1010219641645 in words is "one trillion, ten billion, two hundred nineteen million, six hundred forty-one thousand, six hundred forty-five".