126446445 has 48 divisors (see below), whose sum is σ = 226841472. Its totient is φ = 65116800.

The previous prime is 126446443. The next prime is 126446447. The reversal of 126446445 is 544644621.

126446445 is a `hidden beast` number, since 1 + 2 + 6 + 4 + 4 + 644 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (126446443) and next prime (126446447).

It is not a de Polignac number, because 126446445 - 2¹ = 126446443 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126446443) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 195112 + ... + 195758.

It is an arithmetic number, because the mean of its divisors is an integer number (4725864).

Almost surely, 2^126446445 is an apocalyptic number.

126446445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

126446445 is a deficient number, since it is larger than the sum of its proper divisors (100395027).

126446445 is a wasteful number, since it uses less digits than its factorization.

126446445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 802 (or 799 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The square root of 126446445 is about 11244.8408170147. The cubic root of 126446445 is about 501.9212018454.

The spelling of 126446445 in words is "one hundred twenty-six million, four hundred forty-six thousand, four hundred forty-five".