1953062455140 has 36 divisors (see below), whose sum is σ = 5924289447804. Its totient is φ = 520816654656.

The previous prime is 1953062455139. The next prime is 1953062455147. The reversal of 1953062455140 is 415542603591.

It is a happy number.

1953062455140 is a `hidden beast` number, since 1 + 9 + 5 + 3 + 0 + 624 + 5 + 5 + 14 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1110679916544 + 842382538596 = 1053888^2 + 917814^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1953062455147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5425173307 + ... + 5425173666.

Almost surely, 2^{1953062455140} is an apocalyptic number.

1953062455140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1953062455140 is an abundant number, since it is smaller than the sum of its proper divisors (3971226992664).

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

1953062455140 is a wasteful number, since it uses less digits than its factorization.

1953062455140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10850346988 (or 10850346983 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 45.

The spelling of 1953062455140 in words is "one trillion, nine hundred fifty-three billion, sixty-two million, four hundred fifty-five thousand, one hundred forty".