107615637977 has 2 divisors, whose sum is σ = 107615637978. Its totient is φ = 107615637976.

The previous prime is 107615637973. The next prime is 107615637991. The reversal of 107615637977 is 779736516701.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56121136201 + 51494501776 = 236899^2 + 226924^2 .

It is a cyclic number.

It is not a de Polignac number, because 107615637977 - 2² = 107615637973 is a prime.

It is a super-2 number, since 2×107615637977² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (107615637971) 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, 53807818988 + 53807818989.

It is an arithmetic number, because the mean of its divisors is an integer number (53807818989).

Almost surely, 2^107615637977 is an apocalyptic number.

It is an amenable number.

107615637977 is a deficient number, since it is larger than the sum of its proper divisors (1).

107615637977 is an equidigital number, since it uses as much as digits as its factorization.

107615637977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11668860, while the sum is 59.

The spelling of 107615637977 in words is "one hundred seven billion, six hundred fifteen million, six hundred thirty-seven thousand, nine hundred seventy-seven".