37381443477077 has 12 divisors (see below), whose sum is σ = 44984003059980. Its totient is φ = 30936367014336.

The previous prime is 37381443477023. The next prime is 37381443477109. The reversal of 37381443477077 is 77077434418373.

It can be written as a sum of positive squares in 2 ways, for example, as 22966656861316 + 14414786615761 = 4792354^2 + 3796681^2 .

It is not a de Polignac number, because 37381443477077 - 2³⁰ = 37380369735253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37381443477877) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13153215848 + ... + 13153218689.

It is an arithmetic number, because the mean of its divisors is an integer number (3748666921665).

Almost surely, 2^{37381443477077} is an apocalyptic number.

It is an amenable number.

37381443477077 is a deficient number, since it is larger than the sum of its proper divisors (7602559582903).

37381443477077 is a wasteful number, since it uses less digits than its factorization.

37381443477077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26306434580 (or 26306434573 counting only the distinct ones).

The product of its (nonzero) digits is 232339968, while the sum is 65.

The spelling of 37381443477077 in words is "thirty-seven trillion, three hundred eighty-one billion, four hundred forty-three million, four hundred seventy-seven thousand, seventy-seven".