156742067040 has 192 divisors, whose sum is σ = 554835972096. Its totient is φ = 36905121792.

The previous prime is 156742067039. The next prime is 156742067113. The reversal of 156742067040 is 40760247651.

It is a junction number, because it is equal to n+sod(n) for n = 156742066983 and 156742067001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 402544 + ... + 689583.

It is an arithmetic number, because the mean of its divisors is an integer number (2889770688).

Almost surely, 2^156742067040 is an apocalyptic number.

156742067040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

156742067040 is an abundant number, since it is smaller than the sum of its proper divisors (398093905056).

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

156742067040 is a wasteful number, since it uses less digits than its factorization.

156742067040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1092181 (or 1092173 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 42.

The spelling of 156742067040 in words is "one hundred fifty-six billion, seven hundred forty-two million, sixty-seven thousand, forty".