40155471364 has 6 divisors (see below), whose sum is σ = 70272074894. Its totient is φ = 20077735680.

The previous prime is 40155471347. The next prime is 40155471371. The reversal of 40155471364 is 46317455104.

40155471364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 21292646400 + 18862824964 = 145920^2 + 137342^2 .

It is a super-2 number, since 2×40155471364² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5019433917 + ... + 5019433924.

Almost surely, 2^40155471364 is an apocalyptic number.

It is an amenable number.

40155471364 is a deficient number, since it is larger than the sum of its proper divisors (30116603530).

40155471364 is a wasteful number, since it uses less digits than its factorization.

40155471364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10038867845 (or 10038867843 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 40155471364 in words is "forty billion, one hundred fifty-five million, four hundred seventy-one thousand, three hundred sixty-four".