1676331545 has 16 divisors (see below), whose sum is σ = 2336659968. Its totient is φ = 1130639040.

The previous prime is 1676331533. The next prime is 1676331551. The reversal of 1676331545 is 5451336761.

It is not a de Polignac number, because 1676331545 - 2¹⁰ = 1676330521 is a prime.

It is a Duffinian number.

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, 390449 + ... + 394718.

It is an arithmetic number, because the mean of its divisors is an integer number (146041248).

Almost surely, 2^1676331545 is an apocalyptic number.

It is an amenable number.

1676331545 is a deficient number, since it is larger than the sum of its proper divisors (660328423).

1676331545 is an equidigital number, since it uses as much as digits as its factorization.

1676331545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785240.

The product of its digits is 226800, while the sum is 41.

The square root of 1676331545 is about 40943.0280389714. The cubic root of 1676331545 is about 1187.9184817963.

The spelling of 1676331545 in words is "one billion, six hundred seventy-six million, three hundred thirty-one thousand, five hundred forty-five".