1397014581046 has 24 divisors (see below), whose sum is σ = 2468504207520. Its totient is φ = 591141790512.

The previous prime is 1397014581031. The next prime is 1397014581073. The reversal of 1397014581046 is 6401854107931.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90215365 + ... + 90230848.

It is an arithmetic number, because the mean of its divisors is an integer number (102854341980).

Almost surely, 2^{1397014581046} is an apocalyptic number.

1397014581046 is a deficient number, since it is larger than the sum of its proper divisors (1071489626474).

1397014581046 is a wasteful number, since it uses less digits than its factorization.

1397014581046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180446308 (or 180446301 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 49.

Adding to 1397014581046 its reverse (6401854107931), we get a palindrome (7798868688977).

The spelling of 1397014581046 in words is "one trillion, three hundred ninety-seven billion, fourteen million, five hundred eighty-one thousand, forty-six".