40155471430 has 16 divisors (see below), whose sum is σ = 72331172640. Its totient is φ = 16050783232.

The previous prime is 40155471427. The next prime is 40155471457. The reversal of 40155471430 is 3417455104.

It is a super-2 number, since 2×40155471430² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1410874 + ... + 1439053.

It is an arithmetic number, because the mean of its divisors is an integer number (4520698290).

Almost surely, 2^40155471430 is an apocalyptic number.

40155471430 is a deficient number, since it is larger than the sum of its proper divisors (32175701210).

40155471430 is a wasteful number, since it uses less digits than its factorization.

40155471430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2851343.

The product of its (nonzero) digits is 33600, while the sum is 34.

The spelling of 40155471430 in words is "forty billion, one hundred fifty-five million, four hundred seventy-one thousand, four hundred thirty".