139267409022 has 256 divisors, whose sum is σ = 367508275200. Its totient is φ = 38271139200.

The previous prime is 139267408949. The next prime is 139267409023. The reversal of 139267409022 is 220904762931.

It is a super-2 number, since 2×139267409022² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139267409023) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 439329208 + ... + 439329524.

It is an arithmetic number, because the mean of its divisors is an integer number (1435579200).

Almost surely, 2^139267409022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 139267409022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183754137600).

139267409022 is an abundant number, since it is smaller than the sum of its proper divisors (228240866178).

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

139267409022 is a wasteful number, since it uses less digits than its factorization.

139267409022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708 (or 702 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The spelling of 139267409022 in words is "one hundred thirty-nine billion, two hundred sixty-seven million, four hundred nine thousand, twenty-two".