1126426402651 has 8 divisors (see below), whose sum is σ = 1236966743808. Its totient is φ = 1017242385000.

The previous prime is 1126426402643. The next prime is 1126426402687. The reversal of 1126426402651 is 1562046246211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1126426402651 - 2³ = 1126426402643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1126426402151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 339079135 + ... + 339082456.

It is an arithmetic number, because the mean of its divisors is an integer number (154620842976).

Almost surely, 2^{1126426402651} is an apocalyptic number.

1126426402651 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1126426402651 is a deficient number, since it is larger than the sum of its proper divisors (110540341157).

1126426402651 is a wasteful number, since it uses less digits than its factorization.

1126426402651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678161753.

The product of its (nonzero) digits is 138240, while the sum is 40.

The spelling of 1126426402651 in words is "one trillion, one hundred twenty-six billion, four hundred twenty-six million, four hundred two thousand, six hundred fifty-one".