140745037545 has 72 divisors (see below), whose sum is σ = 298724250240. Its totient is φ = 60954223680.

The previous prime is 140745037519. The next prime is 140745037597. The reversal of 140745037545 is 545730547041.

140745037545 is a `hidden beast` number, since 1 + 4 + 0 + 74 + 5 + 0 + 37 + 545 = 666.

It is not a de Polignac number, because 140745037545 - 2⁶ = 140745037481 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 140745037545.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1637841 + ... + 1721630.

It is an arithmetic number, because the mean of its divisors is an integer number (4148947920).

Almost surely, 2^140745037545 is an apocalyptic number.

140745037545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140745037545 is an abundant number, since it is smaller than the sum of its proper divisors (157979212695).

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

140745037545 is a wasteful number, since it uses less digits than its factorization.

140745037545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3359515 (or 3359505 counting only the distinct ones).

The product of its (nonzero) digits is 1176000, while the sum is 45.

The spelling of 140745037545 in words is "one hundred forty billion, seven hundred forty-five million, thirty-seven thousand, five hundred forty-five".