77048545 has 8 divisors (see below), whose sum is σ = 105666624. Its totient is φ = 52833264.

The previous prime is 77048537. The next prime is 77048599. The reversal of 77048545 is 54584077.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 77048545 - 2³ = 77048537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 77048498 and 77048507.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1100659 + ... + 1100728.

It is an arithmetic number, because the mean of its divisors is an integer number (13208328).

Almost surely, 2^77048545 is an apocalyptic number.

It is an amenable number.

77048545 is a deficient number, since it is larger than the sum of its proper divisors (28618079).

77048545 is a wasteful number, since it uses less digits than its factorization.

77048545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2201399.

The product of its (nonzero) digits is 156800, while the sum is 40.

The square root of 77048545 is about 8777.7300596453. The cubic root of 77048545 is about 425.5214729270.

The spelling of 77048545 in words is "seventy-seven million, forty-eight thousand, five hundred forty-five".