1011523452140 has 12 divisors (see below), whose sum is σ = 2124199249536. Its totient is φ = 404609380848.

The previous prime is 1011523452101. The next prime is 1011523452179. The reversal of 1011523452140 is 412543251101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1011523452101) and next prime (1011523452179).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25288086284 + ... + 25288086323.

It is an arithmetic number, because the mean of its divisors is an integer number (177016604128).

Almost surely, 2^{1011523452140} is an apocalyptic number.

1011523452140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011523452140 is an abundant number, since it is smaller than the sum of its proper divisors (1112675797396).

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

1011523452140 is a wasteful number, since it uses less digits than its factorization.

1011523452140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50576172616 (or 50576172614 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

The spelling of 1011523452140 in words is "one trillion, eleven billion, five hundred twenty-three million, four hundred fifty-two thousand, one hundred forty".