40748161468 has 36 divisors (see below), whose sum is σ = 83202355992. Its totient is φ = 17410710240.

The previous prime is 40748161453. The next prime is 40748161469. The reversal of 40748161468 is 86416184704.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40748161469) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 249171 + ... + 378922.

Almost surely, 2^40748161468 is an apocalyptic number.

It is an amenable number.

40748161468 is an abundant number, since it is smaller than the sum of its proper divisors (42454194524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40748161468 is a wasteful number, since it uses less digits than its factorization.

40748161468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628442 (or 628433 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 49.

The spelling of 40748161468 in words is "forty billion, seven hundred forty-eight million, one hundred sixty-one thousand, four hundred sixty-eight".