37478213803 has 2 divisors, whose sum is σ = 37478213804. Its totient is φ = 37478213802.

The previous prime is 37478213783. The next prime is 37478213807. The reversal of 37478213803 is 30831287473.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 37478213803 - 2⁹ = 37478213291 is a prime.

It is not a weakly prime, because it can be changed into another prime (37478213807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18739106901 + 18739106902.

It is an arithmetic number, because the mean of its divisors is an integer number (18739106902).

Almost surely, 2^37478213803 is an apocalyptic number.

37478213803 is a deficient number, since it is larger than the sum of its proper divisors (1).

37478213803 is an equidigital number, since it uses as much as digits as its factorization.

37478213803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 677376, while the sum is 46.

The spelling of 37478213803 in words is "thirty-seven billion, four hundred seventy-eight million, two hundred thirteen thousand, eight hundred three".