126102064546 has 4 divisors (see below), whose sum is σ = 189153096822. Its totient is φ = 63051032272.

The previous prime is 126102064541. The next prime is 126102064547. The reversal of 126102064546 is 645460201621.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 85182843321 + 40919221225 = 291861^2 + 202285^2 .

It is a super-2 number, since 2×126102064546² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (126102064541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31525516135 + ... + 31525516138.

Almost surely, 2^126102064546 is an apocalyptic number.

126102064546 is a deficient number, since it is larger than the sum of its proper divisors (63051032276).

126102064546 is an equidigital number, since it uses as much as digits as its factorization.

126102064546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63051032275.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 126102064546 in words is "one hundred twenty-six billion, one hundred two million, sixty-four thousand, five hundred forty-six".