1055641037523 has 64 divisors (see below), whose sum is σ = 1557843840000. Its totient is φ = 632842563584.

The previous prime is 1055641037513. The next prime is 1055641037537. The reversal of 1055641037523 is 3257301465501.

It is not a de Polignac number, because 1055641037523 - 2⁵ = 1055641037491 is a prime.

It is a super-2 number, since 2×1055641037523² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1055641037513) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 166004218 + ... + 166010576.

It is an arithmetic number, because the mean of its divisors is an integer number (24341310000).

Almost surely, 2^{1055641037523} is an apocalyptic number.

1055641037523 is a deficient number, since it is larger than the sum of its proper divisors (502202802477).

1055641037523 is a wasteful number, since it uses less digits than its factorization.

1055641037523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7564.

The product of its (nonzero) digits is 378000, while the sum is 42.

The spelling of 1055641037523 in words is "one trillion, fifty-five billion, six hundred forty-one million, thirty-seven thousand, five hundred twenty-three".