156019017140 has 24 divisors (see below), whose sum is σ = 374445641472. Its totient is φ = 53492234400.

The previous prime is 156019017137. The next prime is 156019017157. The reversal of 156019017140 is 41710910651.

It is a super-2 number, since 2×156019017140² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 156019017140.

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, 557210636 + ... + 557210915.

It is an arithmetic number, because the mean of its divisors is an integer number (15601901728).

Almost surely, 2^156019017140 is an apocalyptic number.

156019017140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

156019017140 is an abundant number, since it is smaller than the sum of its proper divisors (218426624332).

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

156019017140 is a wasteful number, since it uses less digits than its factorization.

156019017140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114421567 (or 1114421565 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 35.

Adding to 156019017140 its reverse (41710910651), we get a palindrome (197729927791).

The spelling of 156019017140 in words is "one hundred fifty-six billion, nineteen million, seventeen thousand, one hundred forty".