73777040104 has 8 divisors (see below), whose sum is σ = 138331950210. Its totient is φ = 36888520048.

The previous prime is 73777040101. The next prime is 73777040107. The reversal of 73777040104 is 40104077737.

It is an interprime number because it is at equal distance from previous prime (73777040101) and next prime (73777040107).

It can be written as a sum of positive squares in only one way, i.e., 68345644900 + 5431395204 = 261430^2 + 73698^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (73777040101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4611064999 + ... + 4611065014.

Almost surely, 2^73777040104 is an apocalyptic number.

It is an amenable number.

73777040104 is a deficient number, since it is larger than the sum of its proper divisors (64554910106).

73777040104 is a wasteful number, since it uses less digits than its factorization.

73777040104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9222130019 (or 9222130015 counting only the distinct ones).

The product of its (nonzero) digits is 115248, while the sum is 40.

The spelling of 73777040104 in words is "seventy-three billion, seven hundred seventy-seven million, forty thousand, one hundred four".