77700541 has 16 divisors (see below), whose sum is σ = 83001600. Its totient is φ = 72612288.

The previous prime is 77700517. The next prime is 77700577. The reversal of 77700541 is 14500777.

It is not a de Polignac number, because 77700541 - 2¹⁷ = 77569469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77700241) 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, 148306 + ... + 148828.

It is an arithmetic number, because the mean of its divisors is an integer number (5187600).

Almost surely, 2^77700541 is an apocalyptic number.

It is an amenable number.

77700541 is a deficient number, since it is larger than the sum of its proper divisors (5301059).

77700541 is a wasteful number, since it uses less digits than its factorization.

77700541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708.

The product of its (nonzero) digits is 6860, while the sum is 31.

The square root of 77700541 is about 8814.7910355266. The cubic root of 77700541 is about 426.7183779962.

The spelling of 77700541 in words is "seventy-seven million, seven hundred thousand, five hundred forty-one".