40448388104 has 8 divisors (see below), whose sum is σ = 75840727710. Its totient is φ = 20224194048.

The previous prime is 40448388077. The next prime is 40448388131. The reversal of 40448388104 is 40188384404.

It is an interprime number because it is at equal distance from previous prime (40448388077) and next prime (40448388131).

It can be written as a sum of positive squares in only one way, i.e., 38726304100 + 1722084004 = 196790^2 + 41498^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2528024249 + ... + 2528024264.

Almost surely, 2^40448388104 is an apocalyptic number.

It is an amenable number.

40448388104 is a deficient number, since it is larger than the sum of its proper divisors (35392339606).

40448388104 is a wasteful number, since it uses less digits than its factorization.

40448388104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5056048519 (or 5056048515 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 44.

The spelling of 40448388104 in words is "forty billion, four hundred forty-eight million, three hundred eighty-eight thousand, one hundred four".