1002145402530 has 64 divisors (see below), whose sum is σ = 2813039740800. Its totient is φ = 253173574080.

The previous prime is 1002145402507. The next prime is 1002145402553. The reversal of 1002145402530 is 352045412001.

1002145402530 is a `hidden beast` number, since 10 + 0 + 214 + 5 + 402 + 5 + 30 = 666.

It is an interprime number because it is at equal distance from previous prime (1002145402507) and next prime (1002145402553).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1002145402494 and 1002145402503.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97669861 + ... + 97680120.

It is an arithmetic number, because the mean of its divisors is an integer number (43953745950).

Almost surely, 2^{1002145402530} is an apocalyptic number.

1002145402530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002145402530 is an abundant number, since it is smaller than the sum of its proper divisors (1810894338270).

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

1002145402530 is a wasteful number, since it uses less digits than its factorization.

1002145402530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195350016 (or 195350010 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The spelling of 1002145402530 in words is "one trillion, two billion, one hundred forty-five million, four hundred two thousand, five hundred thirty".