1230711500040 has 128 divisors (see below), whose sum is σ = 4264711585920. Its totient is φ = 280804044800.

The previous prime is 1230711500033. The next prime is 1230711500059. The reversal of 1230711500040 is 400051170321.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27399831 + ... + 27444710.

It is an arithmetic number, because the mean of its divisors is an integer number (33318059265).

Almost surely, 2^{1230711500040} is an apocalyptic number.

1230711500040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1230711500040 is an abundant number, since it is smaller than the sum of its proper divisors (3034000085880).

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

1230711500040 is a wasteful number, since it uses less digits than its factorization.

1230711500040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54844583 (or 54844579 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 24.

Adding to 1230711500040 its reverse (400051170321), we get a palindrome (1630762670361).

The spelling of 1230711500040 in words is "one trillion, two hundred thirty billion, seven hundred eleven million, five hundred thousand, forty".