800161640148 has 48 divisors (see below), whose sum is σ = 2057422195136. Its totient is φ = 240477914880.

The previous prime is 800161640147. The next prime is 800161640233. The reversal of 800161640148 is 841046161008.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800161640147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59635633 + ... + 59649048.

Almost surely, 2^800161640148 is an apocalyptic number.

It is an amenable number.

800161640148 is an abundant number, since it is smaller than the sum of its proper divisors (1257260554988).

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

800161640148 is a wasteful number, since it uses less digits than its factorization.

800161640148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119284744 (or 119284742 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 39.

The spelling of 800161640148 in words is "eight hundred billion, one hundred sixty-one million, six hundred forty thousand, one hundred forty-eight".