1040037691393 has 16 divisors (see below), whose sum is σ = 1128538275840. Its totient is φ = 958032003648.

The previous prime is 1040037691367. The next prime is 1040037691409. The reversal of 1040037691393 is 3931967300401.

It is a de Polignac number, because none of the positive numbers 2^k-1040037691393 is a prime.

It is a super-2 number, since 2×1040037691393² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040037691793) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2021121 + ... + 2482942.

It is an arithmetic number, because the mean of its divisors is an integer number (70533642240).

Almost surely, 2^{1040037691393} is an apocalyptic number.

It is an amenable number.

1040037691393 is a deficient number, since it is larger than the sum of its proper divisors (88500584447).

1040037691393 is an frugal number, since it uses more digits than its factorization.

1040037691393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4504161 (or 4504127 counting only the distinct ones).

The product of its (nonzero) digits is 367416, while the sum is 46.

The spelling of 1040037691393 in words is "one trillion, forty billion, thirty-seven million, six hundred ninety-one thousand, three hundred ninety-three".