37266704640 has 576 divisors, whose sum is σ = 145378437120. Its totient is φ = 8964956160.

The previous prime is 37266704639. The next prime is 37266704647. The reversal of 37266704640 is 4640766273.

It is a tau number, because it is divible by the number of its divisors (576).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (37266704647) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 63486427 + ... + 63487013.

It is an arithmetic number, because the mean of its divisors is an integer number (252393120).

Almost surely, 2^37266704640 is an apocalyptic number.

37266704640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 37266704640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72689218560).

37266704640 is an abundant number, since it is smaller than the sum of its proper divisors (108111732480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

37266704640 is a wasteful number, since it uses less digits than its factorization.

37266704640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 795 (or 775 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 45.

The spelling of 37266704640 in words is "thirty-seven billion, two hundred sixty-six million, seven hundred four thousand, six hundred forty".