37499435969 has 2 divisors, whose sum is σ = 37499435970. Its totient is φ = 37499435968.

The previous prime is 37499435959. The next prime is 37499436011. The reversal of 37499435969 is 96953499473.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36787240000 + 712195969 = 191800^2 + 26687^2 .

It is a cyclic number.

It is not a de Polignac number, because 37499435969 - 2²⁴ = 37482658753 is a prime.

It is a super-2 number, since 2×37499435969² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 37499435899 and 37499435908.

It is not a weakly prime, because it can be changed into another prime (37499435929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18749717984 + 18749717985.

It is an arithmetic number, because the mean of its divisors is an integer number (18749717985).

Almost surely, 2^37499435969 is an apocalyptic number.

It is an amenable number.

37499435969 is a deficient number, since it is larger than the sum of its proper divisors (1).

37499435969 is an equidigital number, since it uses as much as digits as its factorization.

37499435969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 198404640, while the sum is 68.

The spelling of 37499435969 in words is "thirty-seven billion, four hundred ninety-nine million, four hundred thirty-five thousand, nine hundred sixty-nine".