77335337340 has 72 divisors (see below), whose sum is σ = 240305437008. Its totient is φ = 20119760640.

The previous prime is 77335337329. The next prime is 77335337351. The reversal of 77335337340 is 4373353377.

77335337340 is a `hidden beast` number, since 7 + 7 + 3 + 3 + 533 + 73 + 40 = 666.

It is an interprime number because it is at equal distance from previous prime (77335337329) and next prime (77335337351).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5232142 + ... + 5246901.

It is an arithmetic number, because the mean of its divisors is an integer number (3337575514).

Almost surely, 2^77335337340 is an apocalyptic number.

It is an amenable number.

77335337340 is an abundant number, since it is smaller than the sum of its proper divisors (162970099668).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77335337340 is a wasteful number, since it uses less digits than its factorization.

77335337340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10479099 (or 10479094 counting only the distinct ones).

The product of its (nonzero) digits is 1666980, while the sum is 45.

The spelling of 77335337340 in words is "seventy-seven billion, three hundred thirty-five million, three hundred thirty-seven thousand, three hundred forty".