1402312061952 has 440 divisors, whose sum is σ = 4269331281600. Its totient is φ = 458386145280.

The previous prime is 1402312061933. The next prime is 1402312061971. The reversal of 1402312061952 is 2591602132041.

1402312061952 is a `hidden beast` number, since 1 + 4 + 0 + 2 + 31 + 2 + 0 + 619 + 5 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (1402312061933) and next prime (1402312061971).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1336807924 + ... + 1336808972.

It is an arithmetic number, because the mean of its divisors is an integer number (9703025640).

Almost surely, 2^{1402312061952} is an apocalyptic number.

1402312061952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1402312061952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2134665640800).

1402312061952 is an abundant number, since it is smaller than the sum of its proper divisors (2867019219648).

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

1402312061952 is a wasteful number, since it uses less digits than its factorization.

1402312061952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1379 (or 1352 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

Adding to 1402312061952 its reverse (2591602132041), we get a palindrome (3993914193993).

The spelling of 1402312061952 in words is "one trillion, four hundred two billion, three hundred twelve million, sixty-one thousand, nine hundred fifty-two".