40263357108 has 48 divisors (see below), whose sum is σ = 101242141056. Its totient is φ = 12380453760.

The previous prime is 40263357053. The next prime is 40263357109. The reversal of 40263357108 is 80175336204.

40263357108 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40263357108² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40263357109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150310 + ... + 321122.

It is an arithmetic number, because the mean of its divisors is an integer number (2109211272).

Almost surely, 2^40263357108 is an apocalyptic number.

It is an amenable number.

40263357108 is an abundant number, since it is smaller than the sum of its proper divisors (60978783948).

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

40263357108 is a wasteful number, since it uses less digits than its factorization.

40263357108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172344 (or 172342 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The spelling of 40263357108 in words is "forty billion, two hundred sixty-three million, three hundred fifty-seven thousand, one hundred eight".