126700853877 has 24 divisors (see below), whose sum is σ = 197117784864. Its totient is φ = 77958850464.

The previous prime is 126700853861. The next prime is 126700853879. The reversal of 126700853877 is 778358007621.

It is not a de Polignac number, because 126700853877 - 2⁴ = 126700853861 is a prime.

It is a super-2 number, since 2×126700853877² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126700853879) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 808218 + ... + 952164.

It is an arithmetic number, because the mean of its divisors is an integer number (8213241036).

Almost surely, 2^126700853877 is an apocalyptic number.

It is an amenable number.

126700853877 is a deficient number, since it is larger than the sum of its proper divisors (70416930987).

126700853877 is a wasteful number, since it uses less digits than its factorization.

126700853877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151489 (or 151486 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 54.

The spelling of 126700853877 in words is "one hundred twenty-six billion, seven hundred million, eight hundred fifty-three thousand, eight hundred seventy-seven".