140500155544 has 32 divisors (see below), whose sum is σ = 318781867680. Its totient is φ = 56672331264.

The previous prime is 140500155541. The next prime is 140500155557. The reversal of 140500155544 is 445551005041.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140500155541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73791147 + ... + 73793050.

It is an arithmetic number, because the mean of its divisors is an integer number (9961933365).

Almost surely, 2^140500155544 is an apocalyptic number.

140500155544 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

140500155544 is an abundant number, since it is smaller than the sum of its proper divisors (178281712136).

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

140500155544 is a wasteful number, since it uses less digits than its factorization.

140500155544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147584227 (or 147584223 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 34.

The spelling of 140500155544 in words is "one hundred forty billion, five hundred million, one hundred fifty-five thousand, five hundred forty-four".