700720545 has 64 divisors (see below), whose sum is σ = 1323141120. Its totient is φ = 310003200.

The previous prime is 700720519. The next prime is 700720547. The reversal of 700720545 is 545027007.

It is not a de Polignac number, because 700720545 - 2⁸ = 700720289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (700720547) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 597810 + ... + 598980.

It is an arithmetic number, because the mean of its divisors is an integer number (20674080).

Almost surely, 2^700720545 is an apocalyptic number.

It is an amenable number.

700720545 is a deficient number, since it is larger than the sum of its proper divisors (622420575).

700720545 is a wasteful number, since it uses less digits than its factorization.

700720545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1366.

The product of its (nonzero) digits is 9800, while the sum is 30.

The square root of 700720545 is about 26471.1266288384. The cubic root of 700720545 is about 888.2085519316.

The spelling of 700720545 in words is "seven hundred million, seven hundred twenty thousand, five hundred forty-five".