3799978537 has 2 divisors, whose sum is σ = 3799978538. Its totient is φ = 3799978536.

The previous prime is 3799978517. The next prime is 3799978579. The reversal of 3799978537 is 7358799973.

3799978537 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2794073881 + 1005904656 = 52859^2 + 31716^2 .

It is a cyclic number.

It is not a de Polignac number, because 3799978537 - 2³¹ = 1652494889 is a prime.

It is not a weakly prime, because it can be changed into another prime (3799978517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1899989268 + 1899989269.

It is an arithmetic number, because the mean of its divisors is an integer number (1899989269).

Almost surely, 2^3799978537 is an apocalyptic number.

It is an amenable number.

3799978537 is a deficient number, since it is larger than the sum of its proper divisors (1).

3799978537 is an equidigital number, since it uses as much as digits as its factorization.

3799978537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90016920, while the sum is 67.

The square root of 3799978537 is about 61643.9659415259. The cubic root of 3799978537 is about 1560.4878127363.

The spelling of 3799978537 in words is "three billion, seven hundred ninety-nine million, nine hundred seventy-eight thousand, five hundred thirty-seven".