1355252026051 has 32 divisors (see below), whose sum is σ = 1703923776000. Its totient is φ = 1047162209280.

The previous prime is 1355252026033. The next prime is 1355252026067. The reversal of 1355252026051 is 1506202525531.

It is not a de Polignac number, because 1355252026051 - 2¹⁷ = 1355251894979 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1355252026051.

It is not an unprimeable number, because it can be changed into a prime (1355252026001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4726125 + ... + 5004673.

It is an arithmetic number, because the mean of its divisors is an integer number (53247618000).

Almost surely, 2^{1355252026051} is an apocalyptic number.

1355252026051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1355252026051 is a deficient number, since it is larger than the sum of its proper divisors (348671749949).

1355252026051 is a wasteful number, since it uses less digits than its factorization.

1355252026051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279099.

The product of its (nonzero) digits is 90000, while the sum is 37.

The spelling of 1355252026051 in words is "one trillion, three hundred fifty-five billion, two hundred fifty-two million, twenty-six thousand, fifty-one".