150213642640 has 40 divisors (see below), whose sum is σ = 352637483328. Its totient is φ = 59502099840.

The previous prime is 150213642613. The next prime is 150213642653. The reversal of 150213642640 is 46246312051.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 150213642596 and 150213642605.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9106666 + ... + 9123145.

Almost surely, 2^150213642640 is an apocalyptic number.

150213642640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

150213642640 is an abundant number, since it is smaller than the sum of its proper divisors (202423840688).

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

150213642640 is a wasteful number, since it uses less digits than its factorization.

150213642640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18229927 (or 18229921 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 150213642640 its reverse (46246312051), we get a palindrome (196459954691).

The spelling of 150213642640 in words is "one hundred fifty billion, two hundred thirteen million, six hundred forty-two thousand, six hundred forty".