80142600 has 48 divisors (see below), whose sum is σ = 248443920. Its totient is φ = 21371200.

The previous prime is 80142553. The next prime is 80142617. The reversal of 80142600 is 624108.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66186 + ... + 67385.

It is an arithmetic number, because the mean of its divisors is an integer number (5175915).

Almost surely, 2^80142600 is an apocalyptic number.

It is an amenable number.

80142600 is an abundant number, since it is smaller than the sum of its proper divisors (168301320).

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

80142600 is a wasteful number, since it uses less digits than its factorization.

80142600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133590 (or 133581 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 80142600 is about 8952.2399431651. The cubic root of 80142600 is about 431.1428046948.

Adding to 80142600 its reverse (624108), we get a palindrome (80766708).

The spelling of 80142600 in words is "eighty million, one hundred forty-two thousand, six hundred".