1634550652645 has 8 divisors (see below), whose sum is σ = 1964639815704. Its totient is φ = 1305521167104.

The previous prime is 1634550652627. The next prime is 1634550652687. The reversal of 1634550652645 is 5462560554361.

It can be written as a sum of positive squares in 4 ways, for example, as 206434831201 + 1428115821444 = 454351^2 + 1195038^2 .

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 1634550652645 - 2²³ = 1634542264037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1634550652592 and 1634550652601.

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, 264915984 + ... + 264922153.

It is an arithmetic number, because the mean of its divisors is an integer number (245579976963).

Almost surely, 2^{1634550652645} is an apocalyptic number.

It is an amenable number.

1634550652645 is a deficient number, since it is larger than the sum of its proper divisors (330089163059).

1634550652645 is an equidigital number, since it uses as much as digits as its factorization.

1634550652645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529838759.

The product of its (nonzero) digits is 12960000, while the sum is 52.

The spelling of 1634550652645 in words is "one trillion, six hundred thirty-four billion, five hundred fifty million, six hundred fifty-two thousand, six hundred forty-five".