149747162687 has 2 divisors, whose sum is σ = 149747162688. Its totient is φ = 149747162686.

The previous prime is 149747162683. The next prime is 149747162701. The reversal of 149747162687 is 786261747941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149747162687 - 2² = 149747162683 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149747162683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74873581343 + 74873581344.

It is an arithmetic number, because the mean of its divisors is an integer number (74873581344).

Almost surely, 2^149747162687 is an apocalyptic number.

149747162687 is a deficient number, since it is larger than the sum of its proper divisors (1).

149747162687 is an equidigital number, since it uses as much as digits as its factorization.

149747162687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28449792, while the sum is 62.

The spelling of 149747162687 in words is "one hundred forty-nine billion, seven hundred forty-seven million, one hundred sixty-two thousand, six hundred eighty-seven".