1607661036355 has 64 divisors (see below), whose sum is σ = 2160022007808. Its totient is φ = 1138663951360.

The previous prime is 1607661036343. The next prime is 1607661036389. The reversal of 1607661036355 is 5536301667061.

It is a happy number.

It is not a de Polignac number, because 1607661036355 - 2⁷ = 1607661036227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1607661036299 and 1607661036308.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 671817039 + ... + 671819431.

It is an arithmetic number, because the mean of its divisors is an integer number (33750343872).

Almost surely, 2^{1607661036355} is an apocalyptic number.

1607661036355 is a deficient number, since it is larger than the sum of its proper divisors (552360971453).

1607661036355 is a wasteful number, since it uses less digits than its factorization.

1607661036355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3636.

The product of its (nonzero) digits is 2041200, while the sum is 49.

The spelling of 1607661036355 in words is "one trillion, six hundred seven billion, six hundred sixty-one million, thirty-six thousand, three hundred fifty-five".