36778003690 has 16 divisors (see below), whose sum is σ = 66330475560. Its totient is φ = 14682297280.

The previous prime is 36778003687. The next prime is 36778003693. The reversal of 36778003690 is 9630087763.

It is an interprime number because it is at equal distance from previous prime (36778003687) and next prime (36778003693).

It can be written as a sum of positive squares in 4 ways, for example, as 22538116129 + 14239887561 = 150127^2 + 119331^2 .

It is a super-2 number, since 2×36778003690² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (36778003693) 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, 3607681 + ... + 3617860.

Almost surely, 2^36778003690 is an apocalyptic number.

36778003690 is a deficient number, since it is larger than the sum of its proper divisors (29552471870).

36778003690 is a wasteful number, since it uses less digits than its factorization.

36778003690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7226057.

The product of its (nonzero) digits is 1143072, while the sum is 49.

The spelling of 36778003690 in words is "thirty-six billion, seven hundred seventy-eight million, three thousand, six hundred ninety".