103240640662 has 4 divisors (see below), whose sum is σ = 154860960996. Its totient is φ = 51620320330.

The previous prime is 103240640617. The next prime is 103240640663. The reversal of 103240640662 is 266046042301.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×103240640662³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103240640663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25810160164 + ... + 25810160167.

It is an arithmetic number, because the mean of its divisors is an integer number (38715240249).

Almost surely, 2^103240640662 is an apocalyptic number.

103240640662 is a deficient number, since it is larger than the sum of its proper divisors (51620320334).

103240640662 is an equidigital number, since it uses as much as digits as its factorization.

103240640662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51620320333.

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 103240640662 its reverse (266046042301), we get a palindrome (369286682963).

The spelling of 103240640662 in words is "one hundred three billion, two hundred forty million, six hundred forty thousand, six hundred sixty-two".