137920488855 has 8 divisors (see below), whose sum is σ = 220672782192. Its totient is φ = 73557594048.

The previous prime is 137920488851. The next prime is 137920488859. The reversal of 137920488855 is 558884029731.

It is an interprime number because it is at equal distance from previous prime (137920488851) and next prime (137920488859).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 137920488855 - 2² = 137920488851 is a prime.

It is a super-2 number, since 2×137920488855² (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 (137920488851) 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, 4597349614 + ... + 4597349643.

It is an arithmetic number, because the mean of its divisors is an integer number (27584097774).

Almost surely, 2^137920488855 is an apocalyptic number.

137920488855 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

137920488855 is a deficient number, since it is larger than the sum of its proper divisors (82752293337).

137920488855 is an equidigital number, since it uses as much as digits as its factorization.

137920488855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9194699265.

The product of its (nonzero) digits is 19353600, while the sum is 60.

The spelling of 137920488855 in words is "one hundred thirty-seven billion, nine hundred twenty million, four hundred eighty-eight thousand, eight hundred fifty-five".