1646315511162 has 48 divisors (see below), whose sum is σ = 4031793102240. Its totient is φ = 445619234592.

The previous prime is 1646315511097. The next prime is 1646315511179. The reversal of 1646315511162 is 2611155136461.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 147355273 + ... + 147366444.

It is an arithmetic number, because the mean of its divisors is an integer number (83995689630).

Almost surely, 2^{1646315511162} is an apocalyptic number.

1646315511162 is an abundant number, since it is smaller than the sum of its proper divisors (2385477591078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1646315511162 is a wasteful number, since it uses less digits than its factorization.

1646315511162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294721755 (or 294721748 counting only the distinct ones).

The product of its digits is 129600, while the sum is 42.

The spelling of 1646315511162 in words is "one trillion, six hundred forty-six billion, three hundred fifteen million, five hundred eleven thousand, one hundred sixty-two".