1055015213240 has 32 divisors (see below), whose sum is σ = 2409213851280. Its totient is φ = 415707485952.

The previous prime is 1055015213237. The next prime is 1055015213261. The reversal of 1055015213240 is 423125105501.

It is a super-2 number, since 2×1055015213240² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196828517 + ... + 196833876.

Almost surely, 2^{1055015213240} is an apocalyptic number.

1055015213240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1055015213240 is an abundant number, since it is smaller than the sum of its proper divisors (1354198638040).

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

1055015213240 is a wasteful number, since it uses less digits than its factorization.

1055015213240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393662471 (or 393662467 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

The spelling of 1055015213240 in words is "one trillion, fifty-five billion, fifteen million, two hundred thirteen thousand, two hundred forty".