1400077007677 has 2 divisors, whose sum is σ = 1400077007678. Its totient is φ = 1400077007676.

The previous prime is 1400077007669. The next prime is 1400077007683. The reversal of 1400077007677 is 7767007700041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1374571001241 + 25506006436 = 1172421^2 + 159706^2 .

It is a cyclic number.

It is not a de Polignac number, because 1400077007677 - 2³ = 1400077007669 is a prime.

It is a super-3 number, since 3×1400077007677³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1400077007647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700038503838 + 700038503839.

It is an arithmetic number, because the mean of its divisors is an integer number (700038503839).

Almost surely, 2^{1400077007677} is an apocalyptic number.

It is an amenable number.

1400077007677 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400077007677 is an equidigital number, since it uses as much as digits as its factorization.

1400077007677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 403368, while the sum is 46.

The spelling of 1400077007677 in words is "one trillion, four hundred billion, seventy-seven million, seven thousand, six hundred seventy-seven".