3500250866139 has 8 divisors (see below), whose sum is σ = 4667683392592. Its totient is φ = 2333159458560.

The previous prime is 3500250866129. The next prime is 3500250866149. The reversal of 3500250866139 is 9316680520053.

It is an interprime number because it is at equal distance from previous prime (3500250866129) and next prime (3500250866149).

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

It is not a de Polignac number, because 3500250866139 - 2¹⁹ = 3500250341851 is a prime.

It is a super-2 number, since 2×3500250866139² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3500250866129) 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, 85255774 + ... + 85296819.

It is an arithmetic number, because the mean of its divisors is an integer number (583460424074).

Almost surely, 2^{3500250866139} is an apocalyptic number.

3500250866139 is a deficient number, since it is larger than the sum of its proper divisors (1167432526453).

3500250866139 is a wasteful number, since it uses less digits than its factorization.

3500250866139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170559437.

The product of its (nonzero) digits is 1166400, while the sum is 48.

The spelling of 3500250866139 in words is "three trillion, five hundred billion, two hundred fifty million, eight hundred sixty-six thousand, one hundred thirty-nine".