63376745 has 16 divisors (see below), whose sum is σ = 80807760. Its totient is φ = 47625984.

The previous prime is 63376739. The next prime is 63376751. The reversal of 63376745 is 54767336.

It is an interprime number because it is at equal distance from previous prime (63376739) and next prime (63376751).

It can be written as a sum of positive squares in 8 ways, for example, as 824464 + 62552281 = 908^2 + 7909^2 .

It is a cyclic number.

It is not a de Polignac number, because 63376745 - 2⁶ = 63376681 is a prime.

It is a super-2 number, since 2×63376745² = 8033223613590050, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 542 + ... + 11271.

It is an arithmetic number, because the mean of its divisors is an integer number (5050485).

Almost surely, 2^63376745 is an apocalyptic number.

It is an amenable number.

63376745 is a deficient number, since it is larger than the sum of its proper divisors (17431015).

63376745 is a wasteful number, since it uses less digits than its factorization.

63376745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11884.

The product of its digits is 317520, while the sum is 41.

The square root of 63376745 is about 7960.9512622550. The cubic root of 63376745 is about 398.6973142132.

The spelling of 63376745 in words is "sixty-three million, three hundred seventy-six thousand, seven hundred forty-five".