77216307203 has 8 divisors (see below), whose sum is σ = 88260196608. Its totient is φ = 66175664904.

The previous prime is 77216307197. The next prime is 77216307239. The reversal of 77216307203 is 30270361277.

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 77216307203 - 2¹⁴ = 77216290819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77216307263) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 760601 + ... + 856122.

It is an arithmetic number, because the mean of its divisors is an integer number (11032524576).

Almost surely, 2^77216307203 is an apocalyptic number.

77216307203 is a deficient number, since it is larger than the sum of its proper divisors (11043889405).

77216307203 is a wasteful number, since it uses less digits than its factorization.

77216307203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1623553.

The product of its (nonzero) digits is 74088, while the sum is 38.

The spelling of 77216307203 in words is "seventy-seven billion, two hundred sixteen million, three hundred seven thousand, two hundred three".