40156315534 has 4 divisors (see below), whose sum is σ = 60234473304. Its totient is φ = 20078157766.

The previous prime is 40156315517. The next prime is 40156315541. The reversal of 40156315534 is 43551365104.

40156315534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×40156315534² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40156315493 and 40156315502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10039078882 + ... + 10039078885.

It is an arithmetic number, because the mean of its divisors is an integer number (15058618326).

Almost surely, 2^40156315534 is an apocalyptic number.

40156315534 is a deficient number, since it is larger than the sum of its proper divisors (20078157770).

40156315534 is a wasteful number, since it uses less digits than its factorization.

40156315534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20078157769.

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 40156315534 in words is "forty billion, one hundred fifty-six million, three hundred fifteen thousand, five hundred thirty-four".