208070372560 has 80 divisors (see below), whose sum is σ = 539179329600. Its totient is φ = 74209609728.

The previous prime is 208070372533. The next prime is 208070372561. The reversal of 208070372560 is 65273070802.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (208070372561) 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, 4000290 + ... + 4051969.

It is an arithmetic number, because the mean of its divisors is an integer number (6739741620).

Almost surely, 2^208070372560 is an apocalyptic number.

208070372560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

208070372560 is an abundant number, since it is smaller than the sum of its proper divisors (331108957040).

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

208070372560 is a wasteful number, since it uses less digits than its factorization.

208070372560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8052308 (or 8052302 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 208070372560 in words is "two hundred eight billion, seventy million, three hundred seventy-two thousand, five hundred sixty".