36437621634445 has 16 divisors (see below), whose sum is σ = 43733077497648. Its totient is φ = 29144810168320.

The previous prime is 36437621634431. The next prime is 36437621634451. The reversal of 36437621634445 is 54443612673463.

It can be written as a sum of positive squares in 8 ways, for example, as 3507686985924 + 32929934648521 = 1872882^2 + 5738461^2 .

It is not a de Polignac number, because 36437621634445 - 2¹⁹ = 36437621110157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 36437621634445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 886173027 + ... + 886214143.

It is an arithmetic number, because the mean of its divisors is an integer number (2733317343603).

Almost surely, 2^{36437621634445} is an apocalyptic number.

It is an amenable number.

36437621634445 is a deficient number, since it is larger than the sum of its proper divisors (7295455863203).

36437621634445 is a wasteful number, since it uses less digits than its factorization.

36437621634445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68960.

The product of its digits is 104509440, while the sum is 58.

The spelling of 36437621634445 in words is "thirty-six trillion, four hundred thirty-seven billion, six hundred twenty-one million, six hundred thirty-four thousand, four hundred forty-five".