77045032412123 has 16 divisors (see below), whose sum is σ = 80670166133760. Its totient is φ = 73520825352000.

The previous prime is 77045032412113. The next prime is 77045032412189. The reversal of 77045032412123 is 32121423054077.

It is a cyclic number.

It is not a de Polignac number, because 77045032412123 - 2⁶ = 77045032412059 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (77045032412113) 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, 110806103 + ... + 111499248.

It is an arithmetic number, because the mean of its divisors is an integer number (5041885383360).

Almost surely, 2^{77045032412123} is an apocalyptic number.

77045032412123 is a deficient number, since it is larger than the sum of its proper divisors (3625133721637).

77045032412123 is a wasteful number, since it uses less digits than its factorization.

77045032412123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222305578.

The product of its (nonzero) digits is 282240, while the sum is 41.

The spelling of 77045032412123 in words is "seventy-seven trillion, forty-five billion, thirty-two million, four hundred twelve thousand, one hundred twenty-three".