140603015550 has 48 divisors (see below), whose sum is σ = 348718930560. Its totient is φ = 37491615840.

The previous prime is 140603015549. The next prime is 140603015561. The reversal of 140603015550 is 55510306041.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3583941 + ... + 3622959.

It is an arithmetic number, because the mean of its divisors is an integer number (7264977720).

Almost surely, 2^140603015550 is an apocalyptic number.

140603015550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140603015550 is an abundant number, since it is smaller than the sum of its proper divisors (208115915010).

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

140603015550 is a wasteful number, since it uses less digits than its factorization.

140603015550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63057 (or 63052 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 140603015550 in words is "one hundred forty billion, six hundred three million, fifteen thousand, five hundred fifty".