77090090750 has 16 divisors (see below), whose sum is σ = 144312650352. Its totient is φ = 30836036200.

The previous prime is 77090090741. The next prime is 77090090767. The reversal of 77090090750 is 5709009077.

It is a congruent number.

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, 154179932 + ... + 154180431.

It is an arithmetic number, because the mean of its divisors is an integer number (9019540647).

Almost surely, 2^77090090750 is an apocalyptic number.

77090090750 is a deficient number, since it is larger than the sum of its proper divisors (67222559602).

77090090750 is a wasteful number, since it uses less digits than its factorization.

77090090750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308360380 (or 308360370 counting only the distinct ones).

The product of its (nonzero) digits is 138915, while the sum is 44.

The spelling of 77090090750 in words is "seventy-seven billion, ninety million, ninety thousand, seven hundred fifty".