156222214620 has 24 divisors (see below), whose sum is σ = 437422201104. Its totient is φ = 41659257216.

The previous prime is 156222214619. The next prime is 156222214627. The reversal of 156222214620 is 26412222651.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156222214627) 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, 1301851729 + ... + 1301851848.

It is an arithmetic number, because the mean of its divisors is an integer number (18225925046).

Almost surely, 2^156222214620 is an apocalyptic number.

156222214620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

156222214620 is an abundant number, since it is smaller than the sum of its proper divisors (281199986484).

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

156222214620 is a wasteful number, since it uses less digits than its factorization.

156222214620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2603703589 (or 2603703587 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The spelling of 156222214620 in words is "one hundred fifty-six billion, two hundred twenty-two million, two hundred fourteen thousand, six hundred twenty".