140513511630 has 16 divisors (see below), whose sum is σ = 337232427984. Its totient is φ = 37470269760.

The previous prime is 140513511629. The next prime is 140513511631. The reversal of 140513511630 is 36115315041.

It is an interprime number because it is at equal distance from previous prime (140513511629) and next prime (140513511631).

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 4683783721 = 140513511630 / (1 + 4 + 0 + 5 + 1 + 3 + 5 + 1 + 1 + 6 + 3 + 0).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140513511631) 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, 2341891831 + ... + 2341891890.

It is an arithmetic number, because the mean of its divisors is an integer number (21077026749).

Almost surely, 2^140513511630 is an apocalyptic number.

140513511630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140513511630 is an abundant number, since it is smaller than the sum of its proper divisors (196718916354).

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

140513511630 is a wasteful number, since it uses less digits than its factorization.

140513511630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4683783731.

The product of its (nonzero) digits is 5400, while the sum is 30.

Adding to 140513511630 its reverse (36115315041), we get a palindrome (176628826671).

The spelling of 140513511630 in words is "one hundred forty billion, five hundred thirteen million, five hundred eleven thousand, six hundred thirty".