40377763 has 2 divisors, whose sum is σ = 40377764. Its totient is φ = 40377762.

The previous prime is 40377749. The next prime is 40377781. The reversal of 40377763 is 36777304.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40377763 - 2¹⁷ = 40246691 is a prime.

It is not a weakly prime, because it can be changed into another prime (40377163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20188881 + 20188882.

It is an arithmetic number, because the mean of its divisors is an integer number (20188882).

Almost surely, 2^40377763 is an apocalyptic number.

40377763 is a deficient number, since it is larger than the sum of its proper divisors (1).

40377763 is an equidigital number, since it uses as much as digits as its factorization.

40377763 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 74088, while the sum is 37.

The square root of 40377763 is about 6354.3499274119. The cubic root of 40377763 is about 343.0684272188.

The spelling of 40377763 in words is "forty million, three hundred seventy-seven thousand, seven hundred sixty-three".